{"source":"polymarket","id":"934418","ticker":"lowest-temperature-in-london-on-september-1-2026","slug":"lowest-temperature-in-london-on-september-1-2026","title":"Lowest temperature in London on September 1?","description":"This market will resolve to the temperature range that contains the lowest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 1 Sep '26.\n\nThe resolution source for this market will be information from NOAA, specifically the lowest reading under the \"Temp\" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=eglc\n\nIf NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.\n\nTo toggle between Fahrenheit and Celsius, click the \"Switch to Metric Units\" button until the relevant table displays °C.\n\nThis market can not resolve until the first data point for the following date has been published on the resolution source.\n\nThe resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.\n\nRevisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","active":true,"closed":false,"start_date":"2026-08-30T04:29:21Z","end_date":"2026-09-01T12:00:00Z","closed_time":null,"volume":1373.4613,"volume_24hr":1373.4613,"volume_24h_change":null,"normalized_vol_24hr":21.189655303955078,"normalized_volume":11.883760452270508,"liquidity":19370.36754,"open_interest":894.7746330000001,"categories":["Climate and Weather"],"tags":[{"id":"84","slug":"weather","label":"Weather"},{"id":"101757","slug":"recurring","label":"Recurring"},{"id":"102169","slug":"hide-from-new","label":"Hide From New"},{"id":"100166","slug":"london","label":"London"},{"id":"103040","slug":"daily-temperature","label":"Daily Temperature"},{"id":"104597","slug":"lowest-temperature","label":"Lowest temperature"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"13°C","top_outcome_probability":0.39,"top_outcome_prob_24h_change":0.08500000000000002,"top_outcome_volume_24h_change":438.23866899999996,"updated_at":"2026-08-31T03:00:31.208428Z","fetched_at":"2026-08-31T03:00:31.208428Z","added_at":"2026-08-30T04:31:04.320276Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-september-1-2026","chart_24h":[0.0,0.0,18.0,18.0,38.0,38.0,92.832,92.832,92.832,111.430402,120.95421,137.620872,157.260872,163.320872,309.169705,319.169705,402.169705,402.169705,402.169705,402.169705,402.169705,412.696005,431.73600500000003,938.175215,946.175215,946.175215,967.195615,967.195615,967.195615,975.9797159999999,975.9797159999999,975.9797159999999,996.569716,996.569716,1257.080349,1279.080349,1332.3013,1373.4613],"kind":"live","markets":[{"source":"polymarket","id":"3990395","event_id":"934418","slug":"lowest-temperature-in-london-on-september-1-2026-13c","question":"Will the lowest temperature in London be 13°C on September 1?","group_item_title":"13°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 1 Sep '26.\n\nThe resolution source for this market will be information from NOAA, specifically the lowest reading under the \"Temp\" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=eglc\n\nIf NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.\n\nTo toggle between Fahrenheit and Celsius, click the \"Switch to Metric Units\" button until the relevant table displays °C.\n\nThis market can not resolve until the first data point for the following date has been published on the resolution source.\n\nThe resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.\n\nRevisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","outcomes":["Yes","No"],"outcome_prices":[0.39,0.61],"probability":0.39,"spread":0.04,"active":true,"closed":false,"start_date":"2026-08-30T04:29:21Z","end_date":"2026-09-01T12:00:00Z","closed_time":null,"volume":438.23866899999996,"volume_24hr":438.23866899999996,"prob_24h_change":0.08500000000000002,"volume_24h_change":438.23866899999996,"normalized_vol_24hr":15.209482192993164,"normalized_volume":10.863642692565918,"liquidity":1370.8622,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-31T03:00:31.430064Z","fetched_at":"2026-08-31T03:00:31.430064Z","added_at":"2026-08-30T04:31:04.422526Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-september-1-2026/lowest-temperature-in-london-on-september-1-2026-13c","event_title":"Lowest temperature in London on September 1?","chart_24h":[0.305,0.31,0.35,0.38,0.41,0.41,0.41,0.4,0.405,0.415,0.41,0.41,0.41,0.415,0.385,0.385,0.43,0.42,0.415,0.385,0.385,0.365,0.37,0.4,0.395,0.39,0.39]},{"source":"polymarket","id":"3990396","event_id":"934418","slug":"lowest-temperature-in-london-on-september-1-2026-14c","question":"Will the lowest temperature in London be 14°C on September 1?","group_item_title":"14°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 1 Sep '26.\n\nThe resolution source for this market will be information from NOAA, specifically the lowest reading under the \"Temp\" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=eglc\n\nIf NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.\n\nTo toggle between Fahrenheit and Celsius, click the \"Switch to Metric Units\" button until the relevant table displays °C.\n\nThis market can not resolve until the first data point for the following date has been published on the resolution source.\n\nThe resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.\n\nRevisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","outcomes":["Yes","No"],"outcome_prices":[0.36,0.64],"probability":0.36,"spread":0.02,"active":true,"closed":false,"start_date":"2026-08-30T04:29:21Z","end_date":"2026-09-01T12:00:00Z","closed_time":null,"volume":321.63853,"volume_24hr":321.63853,"prob_24h_change":0.155,"volume_24h_change":321.63853,"normalized_vol_24hr":13.706343650817871,"normalized_volume":9.789999008178711,"liquidity":954.6225,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-31T03:00:31.430064Z","fetched_at":"2026-08-31T03:00:31.430064Z","added_at":"2026-08-30T04:31:04.422526Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-september-1-2026/lowest-temperature-in-london-on-september-1-2026-14c","event_title":"Lowest temperature in London on September 1?","chart_24h":[0.205,0.215,0.225,0.225,0.21,0.245,0.235,0.23,0.225,0.22,0.215,0.26,0.25,0.235,0.24,0.25,0.23,0.225,0.225,0.33,0.33,0.275,0.26,0.26,0.385,0.375,0.375,0.365,0.365,0.365]},{"source":"polymarket","id":"3990394","event_id":"934418","slug":"lowest-temperature-in-london-on-september-1-2026-12c","question":"Will the lowest temperature in London be 12°C on September 1?","group_item_title":"12°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 1 Sep '26.\n\nThe resolution source for this market will be information from NOAA, specifically the lowest reading under the \"Temp\" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=eglc\n\nIf NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.\n\nTo toggle between Fahrenheit and Celsius, click the \"Switch to Metric Units\" button until the relevant table displays °C.\n\nThis market can not resolve until the first data point for the following date has been published on the resolution source.\n\nThe resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.\n\nRevisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","outcomes":["Yes","No"],"outcome_prices":[0.13,0.87],"probability":0.13,"spread":0.02,"active":true,"closed":false,"start_date":"2026-08-30T04:29:21Z","end_date":"2026-09-01T12:00:00Z","closed_time":null,"volume":125.189688,"volume_24hr":125.18968799999999,"prob_24h_change":-0.14,"volume_24h_change":125.18968799999999,"normalized_vol_24hr":9.613476753234863,"normalized_volume":6.866596698760986,"liquidity":976.3012,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-31T02:25:04.263054Z","fetched_at":"2026-08-31T02:25:04.263054Z","added_at":"2026-08-30T04:31:04.422526Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-september-1-2026/lowest-temperature-in-london-on-september-1-2026-12c","event_title":"Lowest temperature in London on September 1?","chart_24h":[0.27,0.185,0.19,0.14,0.18,0.18,0.21,0.185,0.185,0.185,0.18,0.145,0.145,0.13,0.135,0.135,0.14,0.14,0.135,0.125,0.125,0.13]},{"source":"polymarket","id":"3990397","event_id":"934418","slug":"lowest-temperature-in-london-on-september-1-2026-15c","question":"Will the lowest temperature in London be 15°C on September 1?","group_item_title":"15°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 1 Sep '26.\n\nThe resolution source for this market will be information from NOAA, specifically the lowest reading under the \"Temp\" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=eglc\n\nIf NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.\n\nTo toggle between Fahrenheit and Celsius, click the \"Switch to Metric Units\" button until the relevant table displays °C.\n\nThis market can not resolve until the first data point for the following date has been published on the resolution source.\n\nThe resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.\n\nRevisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","outcomes":["Yes","No"],"outcome_prices":[0.06,0.94],"probability":0.06,"spread":0.02,"active":true,"closed":false,"start_date":"2026-08-30T04:29:21Z","end_date":"2026-09-01T12:00:00Z","closed_time":null,"volume":83.22888,"volume_24hr":83.22888,"prob_24h_change":-0.19,"volume_24h_change":83.22888,"normalized_vol_24hr":8.073986053466797,"normalized_volume":5.7669878005981445,"liquidity":919.9417,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-31T02:42:47.144583Z","fetched_at":"2026-08-31T02:42:47.144583Z","added_at":"2026-08-30T04:31:04.422526Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-september-1-2026/lowest-temperature-in-london-on-september-1-2026-15c","event_title":"Lowest temperature in London on September 1?","chart_24h":[0.25,0.24,0.24,0.245,0.22,0.185,0.14,0.13,0.085,0.095,0.125,0.115,0.115,0.115,0.13,0.115,0.115,0.115,0.115,0.13,0.085,0.07,0.075,0.08,0.08,0.075,0.065,0.07,0.06]},{"source":"polymarket","id":"3990392","event_id":"934418","slug":"lowest-temperature-in-london-on-september-1-2026-10c","question":"Will the lowest temperature in London be 10°C on September 1?","group_item_title":"10°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 1 Sep '26.\n\nThe resolution source for this market will be information from NOAA, specifically the lowest reading under the \"Temp\" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=eglc\n\nIf NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.\n\nTo toggle between Fahrenheit and Celsius, click the \"Switch to Metric Units\" button until the relevant table displays °C.\n\nThis market can not resolve until the first data point for the following date has been published on the resolution source.\n\nThe resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.\n\nRevisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","outcomes":["Yes","No"],"outcome_prices":[0.025,0.975],"probability":0.025,"spread":0.05,"active":true,"closed":false,"start_date":"2026-08-30T04:29:21Z","end_date":"2026-09-01T12:00:00Z","closed_time":null,"volume":30.5263,"volume_24hr":30.5263,"prob_24h_change":-0.22,"volume_24h_change":30.5263,"normalized_vol_24hr":4.891389846801758,"normalized_volume":3.493762254714966,"liquidity":548.8874,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-31T01:50:57.134833Z","fetched_at":"2026-08-31T01:50:57.134833Z","added_at":"2026-08-30T04:31:04.422526Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-september-1-2026/lowest-temperature-in-london-on-september-1-2026-10c","event_title":"Lowest temperature in London on September 1?","chart_24h":[0.245,0.15,0.075,0.08,0.08,0.02,0.05,0.08,0.08,0.075,0.05,0.025,0.03,0.03,0.025]},{"source":"polymarket","id":"3990393","event_id":"934418","slug":"lowest-temperature-in-london-on-september-1-2026-11c","question":"Will the lowest temperature in London be 11°C on September 1?","group_item_title":"11°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 1 Sep '26.\n\nThe resolution source for this market will be information from NOAA, specifically the lowest reading under the \"Temp\" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=eglc\n\nIf NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.\n\nTo toggle between Fahrenheit and Celsius, click the \"Switch to Metric Units\" button until the relevant table displays °C.\n\nThis market can not resolve until the first data point for the following date has been published on the resolution source.\n\nThe resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.\n\nRevisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","outcomes":["Yes","No"],"outcome_prices":[0.025,0.975],"probability":0.025,"spread":0.05,"active":true,"closed":false,"start_date":"2026-08-30T04:29:21Z","end_date":"2026-09-01T12:00:00Z","closed_time":null,"volume":109.33,"volume_24hr":109.33,"prob_24h_change":-0.22,"volume_24h_change":109.33,"normalized_vol_24hr":9.087093353271484,"normalized_volume":6.490617752075195,"liquidity":363.1634,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-31T01:32:24.583277Z","fetched_at":"2026-08-31T01:32:24.583277Z","added_at":"2026-08-30T04:31:04.422526Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-september-1-2026/lowest-temperature-in-london-on-september-1-2026-11c","event_title":"Lowest temperature in London on September 1?","chart_24h":[0.245,0.19,0.145,0.095,0.1,0.105,0.105,0.09,0.11,0.105,0.155,0.055,0.05,0.06,0.025]},{"source":"polymarket","id":"3990398","event_id":"934418","slug":"lowest-temperature-in-london-on-september-1-2026-16c","question":"Will the lowest temperature in London be 16°C on September 1?","group_item_title":"16°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 1 Sep '26.\n\nThe resolution source for this market will be information from NOAA, specifically the lowest reading under the \"Temp\" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=eglc\n\nIf NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.\n\nTo toggle between Fahrenheit and Celsius, click the \"Switch to Metric Units\" button until the relevant table displays °C.\n\nThis market can not resolve until the first data point for the following date has been published on the resolution source.\n\nThe resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.\n\nRevisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","outcomes":["Yes","No"],"outcome_prices":[0.015,0.985],"probability":0.015,"spread":0.01,"active":true,"closed":false,"start_date":"2026-08-30T04:29:21Z","end_date":"2026-09-01T12:00:00Z","closed_time":null,"volume":36.0204,"volume_24hr":36.0204,"prob_24h_change":-0.22999999999999998,"volume_24h_change":36.0204,"normalized_vol_24hr":5.357410907745361,"normalized_volume":3.8266258239746094,"liquidity":845.5932,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-31T01:32:24.583277Z","fetched_at":"2026-08-31T01:32:24.583277Z","added_at":"2026-08-30T04:31:04.422526Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-september-1-2026/lowest-temperature-in-london-on-september-1-2026-16c","event_title":"Lowest temperature in London on September 1?","chart_24h":[0.245,0.23,0.2,0.16,0.13,0.1,0.105,0.105,0.075,0.08,0.08,0.08,0.08,0.08,0.08,0.025,0.015,0.015]},{"source":"polymarket","id":"3990391","event_id":"934418","slug":"lowest-temperature-in-london-on-september-1-2026-9c","question":"Will the lowest temperature in London be 9°C on September 1?","group_item_title":"9°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 1 Sep '26.\n\nThe resolution source for this market will be information from NOAA, specifically the lowest reading under the \"Temp\" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=eglc\n\nIf NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.\n\nTo toggle between Fahrenheit and Celsius, click the \"Switch to Metric Units\" button until the relevant table displays °C.\n\nThis market can not resolve until the first data point for the following date has been published on the resolution source.\n\nThe resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.\n\nRevisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","outcomes":["Yes","No"],"outcome_prices":[0.006,0.994],"probability":0.006,"spread":0.008,"active":true,"closed":false,"start_date":"2026-08-30T04:29:21Z","end_date":"2026-09-01T12:00:00Z","closed_time":null,"volume":163.288833,"volume_24hr":163.288833,"prob_24h_change":-0.239,"volume_24h_change":163.288833,"normalized_vol_24hr":10.690656661987305,"normalized_volume":7.63599157333374,"liquidity":1528.14095,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-30T17:45:45.952165Z","fetched_at":"2026-08-30T17:45:45.952165Z","added_at":"2026-08-30T04:31:04.422526Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-september-1-2026/lowest-temperature-in-london-on-september-1-2026-9c","event_title":"Lowest temperature in London on September 1?","chart_24h":[0.245,0.155,0.075,0.07,0.075,0.075,0.015,0.0035,0.0035,0.0035,0.0045,0.006,0.006]},{"source":"polymarket","id":"3990399","event_id":"934418","slug":"lowest-temperature-in-london-on-september-1-2026-17c","question":"Will the lowest temperature in London be 17°C on September 1?","group_item_title":"17°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 1 Sep '26.\n\nThe resolution source for this market will be information from NOAA, specifically the lowest reading under the \"Temp\" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=eglc\n\nIf NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.\n\nTo toggle between Fahrenheit and Celsius, click the \"Switch to Metric Units\" button until the relevant table displays °C.\n\nThis market can not resolve until the first data point for the following date has been published on the resolution source.\n\nThe resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.\n\nRevisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","outcomes":["Yes","No"],"outcome_prices":[0.0055,0.9945],"probability":0.0055,"spread":0.009,"active":true,"closed":false,"start_date":"2026-08-30T04:29:21Z","end_date":"2026-09-01T12:00:00Z","closed_time":null,"volume":20.0,"volume_24hr":20.0,"prob_24h_change":-0.0345,"volume_24h_change":20.0,"normalized_vol_24hr":3.8073737621307373,"normalized_volume":2.719484329223633,"liquidity":1602.8716,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-30T23:30:19.285304Z","fetched_at":"2026-08-30T23:30:19.285304Z","added_at":"2026-08-30T04:31:04.422526Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-september-1-2026/lowest-temperature-in-london-on-september-1-2026-17c","event_title":"Lowest temperature in London on September 1?","chart_24h":[0.04,0.01,0.015,0.01,0.015,0.01,0.0055]},{"source":"polymarket","id":"3990400","event_id":"934418","slug":"lowest-temperature-in-london-on-september-1-2026-18corhigher","question":"Will the lowest temperature in London be 18°C or higher on September 1?","group_item_title":"18°C or higher","description":"This market will resolve to the temperature range that contains the lowest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 1 Sep '26.\n\nThe resolution source for this market will be information from NOAA, specifically the lowest reading under the \"Temp\" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=eglc\n\nIf NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.\n\nTo toggle between Fahrenheit and Celsius, click the \"Switch to Metric Units\" button until the relevant table displays °C.\n\nThis market can not resolve until the first data point for the following date has been published on the resolution source.\n\nThe resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.\n\nRevisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","outcomes":["Yes","No"],"outcome_prices":[0.003,0.997],"probability":0.003,"spread":0.004,"active":true,"closed":false,"start_date":"2026-08-30T04:29:21Z","end_date":"2026-09-01T12:00:00Z","closed_time":null,"volume":10.0,"volume_24hr":10.0,"prob_24h_change":-0.492,"volume_24h_change":10.0,"normalized_vol_24hr":2.3618242740631104,"normalized_volume":1.6869748830795288,"liquidity":2025.24557,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-31T01:32:24.583277Z","fetched_at":"2026-08-31T01:32:24.583277Z","added_at":"2026-08-30T04:31:04.422526Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-september-1-2026/lowest-temperature-in-london-on-september-1-2026-18corhigher","event_title":"Lowest temperature in London on September 1?","chart_24h":[0.495,0.445,0.4,0.36,0.325,0.285,0.24,0.2,0.185,0.16,0.15,0.07,0.06,0.01,0.0055,0.003,0.003]},{"source":"polymarket","id":"3990390","event_id":"934418","slug":"lowest-temperature-in-london-on-september-1-2026-8corbelow","question":"Will the lowest temperature in London be 8°C or below on September 1?","group_item_title":"8°C or below","description":"This market will resolve to the temperature range that contains the lowest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 1 Sep '26.\n\nThe resolution source for this market will be information from NOAA, specifically the lowest reading under the \"Temp\" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=eglc\n\nIf NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.\n\nTo toggle between Fahrenheit and Celsius, click the \"Switch to Metric Units\" button until the relevant table displays °C.\n\nThis market can not resolve until the first data point for the following date has been published on the resolution source.\n\nThe resolution source for this market measures temperatures to whole degrees Celsius (eg, 9°C). Thus, this is the level of precision that will be used when resolving the market.\n\nRevisions to temperatures recorded within this market's timeframe will be considered until the first datapoint for the following date has been published, after which any alterations will not be considered.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/highest-temperature-in-london-on-jan-22-eouu0bkjph8i.jpg","outcomes":["Yes","No"],"outcome_prices":[0.0025,0.9975],"probability":0.0025,"spread":0.003,"active":true,"closed":false,"start_date":"2026-08-30T04:29:21Z","end_date":"2026-09-01T12:00:00Z","closed_time":null,"volume":36.0,"volume_24hr":36.0,"prob_24h_change":-0.4925,"volume_24h_change":36.0,"normalized_vol_24hr":5.355775833129883,"normalized_volume":3.825457811355591,"liquidity":1915.36882,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-30T17:45:45.952165Z","fetched_at":"2026-08-30T17:45:45.952165Z","added_at":"2026-08-30T04:31:04.422526Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-september-1-2026/lowest-temperature-in-london-on-september-1-2026-8corbelow","event_title":"Lowest temperature in London on September 1?","chart_24h":[0.495,0.345,0.115,0.075,0.095,0.075,0.06,0.055,0.03,0.02,0.015,0.015,0.01,0.0055,0.0025]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/polymarket/934418","as_of":"2026-08-31T03:14:15.329142Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"Lowest temperature in London on September 1?\" — top market at 39% probability across 11 outcomes","source_url":null}}