{"source":"polymarket","id":"924280","ticker":"highest-temperature-in-london-on-august-30-2026","slug":"highest-temperature-in-london-on-august-30-2026","title":"Highest temperature in London on August 30?","description":"This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 30 Aug '26.\n\nThe resolution source for this market will be information from NOAA, specifically the highest 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":"2026-08-28T04:56:26Z","end_date":"2026-08-30T12:00:00Z","closed_time":null,"volume":2930.3178159999998,"volume_24hr":2938.3178159999998,"volume_24h_change":null,"normalized_vol_24hr":23.976669311523438,"normalized_volume":14.505898475646973,"liquidity":37678.24482,"open_interest":2239.7435,"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":"104596","slug":"highest-temperature","label":"Highest temperature"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"23°C","top_outcome_probability":0.335,"top_outcome_prob_24h_change":0.010000000000000009,"top_outcome_volume_24h_change":493.83978099999996,"updated_at":"2026-08-28T22:04:30.391983Z","fetched_at":"2026-08-28T22:04:30.391983Z","added_at":"2026-08-28T05:23:55.981710Z","url":"https://polymarket.com/event/highest-temperature-in-london-on-august-30-2026","chart_24h":[603.159964,902.800485,1010.91783,1047.92483,1296.788337,1463.386108,1747.586108,1952.618989,1982.618989,2295.174236,2305.174236,2386.915626,2469.974302,2488.447027,2498.497527,2518.487527,2645.461349,2683.739027,2698.999027,2910.6878159999997,2938.3178159999998],"markets":[{"source":"polymarket","id":"3945455","event_id":"924280","slug":"highest-temperature-in-london-on-august-30-2026-23c","question":"Will the highest temperature in London be 23°C on August 30?","group_item_title":"23°C","description":"This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 30 Aug '26.\n\nThe resolution source for this market will be information from NOAA, specifically the highest 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":[0.335,0.665],"probability":0.335,"spread":0.01,"active":true,"closed":false,"start_date":"2026-08-28T04:56:26Z","end_date":"2026-08-30T12:00:00Z","closed_time":null,"volume":623.2342199999999,"volume_24hr":623.2342199999999,"prob_24h_change":0.010000000000000009,"volume_24h_change":493.83978099999996,"normalized_vol_24hr":15.677124977111816,"normalized_volume":12.154894828796387,"liquidity":7029.1961,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-28T21:40:58.229471Z","fetched_at":"2026-08-28T21:40:09.897567Z","added_at":"2026-08-28T05:23:56.150020Z","url":"https://polymarket.com/event/highest-temperature-in-london-on-august-30-2026/highest-temperature-in-london-on-august-30-2026-23c","event_title":"Highest temperature in London on August 30?","chart_24h":[0.325,0.43,0.4,0.385,0.305,0.325,0.325,0.32,0.32,0.32,0.315,0.32,0.32,0.33,0.335,0.335,0.34,0.335]},{"source":"polymarket","id":"3945454","event_id":"924280","slug":"highest-temperature-in-london-on-august-30-2026-22c","question":"Will the highest temperature in London be 22°C on August 30?","group_item_title":"22°C","description":"This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 30 Aug '26.\n\nThe resolution source for this market will be information from NOAA, specifically the highest 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":[0.33,0.67],"probability":0.33,"spread":0.02,"active":true,"closed":false,"start_date":"2026-08-28T04:56:26Z","end_date":"2026-08-30T12:00:00Z","closed_time":null,"volume":389.46705099999997,"volume_24hr":397.4670509999999,"prob_24h_change":-0.024999999999999967,"volume_24h_change":345.47080099999994,"normalized_vol_24hr":13.566648483276367,"normalized_volume":10.447449684143066,"liquidity":3898.1151,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-28T22:05:27.593262Z","fetched_at":"2026-08-28T22:04:30.587852Z","added_at":"2026-08-28T05:23:56.150020Z","url":"https://polymarket.com/event/highest-temperature-in-london-on-august-30-2026/highest-temperature-in-london-on-august-30-2026-22c","event_title":"Highest temperature in London on August 30?","chart_24h":[0.355,0.305,0.31,0.305,0.29,0.29,0.34,0.35,0.34,0.35,0.36,0.35,0.34,0.34,0.34,0.34,0.345,0.34,0.34,0.335,0.33]},{"source":"polymarket","id":"3945453","event_id":"924280","slug":"highest-temperature-in-london-on-august-30-2026-21c","question":"Will the highest temperature in London be 21°C on August 30?","group_item_title":"21°C","description":"This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 30 Aug '26.\n\nThe resolution source for this market will be information from NOAA, specifically the highest 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":[0.135,0.865],"probability":0.135,"spread":0.03,"active":true,"closed":false,"start_date":"2026-08-28T04:56:26Z","end_date":"2026-08-30T12:00:00Z","closed_time":null,"volume":174.22712399999998,"volume_24hr":174.227124,"prob_24h_change":0.02500000000000001,"volume_24h_change":144.235549,"normalized_vol_24hr":10.099181175231934,"normalized_volume":7.830165863037109,"liquidity":2772.8962,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-28T22:04:30.587852Z","fetched_at":"2026-08-28T22:04:30.587852Z","added_at":"2026-08-28T05:23:56.150020Z","url":"https://polymarket.com/event/highest-temperature-in-london-on-august-30-2026/highest-temperature-in-london-on-august-30-2026-21c","event_title":"Highest temperature in London on August 30?","chart_24h":[0.11,0.115,0.115,0.13,0.135,0.14,0.15,0.15,0.165,0.16,0.17,0.15,0.135,0.135,0.135,0.135]},{"source":"polymarket","id":"3945456","event_id":"924280","slug":"highest-temperature-in-london-on-august-30-2026-24c","question":"Will the highest temperature in London be 24°C on August 30?","group_item_title":"24°C","description":"This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 30 Aug '26.\n\nThe resolution source for this market will be information from NOAA, specifically the highest 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":[0.12,0.88],"probability":0.12,"spread":0.04,"active":true,"closed":false,"start_date":"2026-08-28T04:56:26Z","end_date":"2026-08-30T12:00:00Z","closed_time":null,"volume":252.328175,"volume_24hr":252.328175,"prob_24h_change":-0.04500000000000001,"volume_24h_change":252.328175,"normalized_vol_24hr":11.59175968170166,"normalized_volume":8.987401008605957,"liquidity":2906.4452,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-28T22:05:27.593262Z","fetched_at":"2026-08-28T22:04:30.587852Z","added_at":"2026-08-28T05:23:56.150020Z","url":"https://polymarket.com/event/highest-temperature-in-london-on-august-30-2026/highest-temperature-in-london-on-august-30-2026-24c","event_title":"Highest temperature in London on August 30?","chart_24h":[0.165,0.105,0.11,0.105,0.11,0.125,0.145,0.13,0.13,0.11,0.115,0.11,0.115,0.125,0.115,0.125,0.135,0.125,0.125,0.12]},{"source":"polymarket","id":"3945452","event_id":"924280","slug":"highest-temperature-in-london-on-august-30-2026-20c","question":"Will the highest temperature in London be 20°C on August 30?","group_item_title":"20°C","description":"This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 30 Aug '26.\n\nThe resolution source for this market will be information from NOAA, specifically the highest 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":[0.045,0.955],"probability":0.045,"spread":0.03,"active":true,"closed":false,"start_date":"2026-08-28T04:56:26Z","end_date":"2026-08-30T12:00:00Z","closed_time":null,"volume":74.171716,"volume_24hr":74.171716,"prob_24h_change":-0.02500000000000001,"volume_24h_change":74.171716,"normalized_vol_24hr":7.06131649017334,"normalized_volume":5.474827766418457,"liquidity":2551.9878,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-28T21:15:56.826171Z","fetched_at":"2026-08-28T21:15:07.260179Z","added_at":"2026-08-28T05:23:56.150020Z","url":"https://polymarket.com/event/highest-temperature-in-london-on-august-30-2026/highest-temperature-in-london-on-august-30-2026-20c","event_title":"Highest temperature in London on August 30?","chart_24h":[0.07,0.06,0.055,0.05,0.045,0.055,0.05,0.055,0.05,0.055,0.045,0.05,0.055,0.05,0.045,0.045]},{"source":"polymarket","id":"3945457","event_id":"924280","slug":"highest-temperature-in-london-on-august-30-2026-25c","question":"Will the highest temperature in London be 25°C on August 30?","group_item_title":"25°C","description":"This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 30 Aug '26.\n\nThe resolution source for this market will be information from NOAA, specifically the highest 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":0.01,"active":true,"closed":false,"start_date":"2026-08-28T04:56:26Z","end_date":"2026-08-30T12:00:00Z","closed_time":null,"volume":159.82397100000003,"volume_24hr":140.05397100000002,"prob_24h_change":-0.049999999999999996,"volume_24h_change":140.05397100000002,"normalized_vol_24hr":9.268796920776367,"normalized_volume":7.572315216064453,"liquidity":2802.6028,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-28T22:05:27.593262Z","fetched_at":"2026-08-28T22:04:30.587852Z","added_at":"2026-08-28T05:23:56.150020Z","url":"https://polymarket.com/event/highest-temperature-in-london-on-august-30-2026/highest-temperature-in-london-on-august-30-2026-25c","event_title":"Highest temperature in London on August 30?","chart_24h":[0.075,0.09,0.095,0.095,0.08,0.065,0.05,0.045,0.04,0.045,0.025]},{"source":"polymarket","id":"3945451","event_id":"924280","slug":"highest-temperature-in-london-on-august-30-2026-19c","question":"Will the highest temperature in London be 19°C on August 30?","group_item_title":"19°C","description":"This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 30 Aug '26.\n\nThe resolution source for this market will be information from NOAA, specifically the highest 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":"2026-08-28T04:56:26Z","end_date":"2026-08-30T12:00:00Z","closed_time":null,"volume":323.93643299999997,"volume_24hr":323.93643299999997,"prob_24h_change":0.0,"volume_24h_change":244.15873299999998,"normalized_vol_24hr":12.657979011535645,"normalized_volume":9.814069747924805,"liquidity":2972.2938,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-28T21:15:56.826171Z","fetched_at":"2026-08-28T21:15:07.260179Z","added_at":"2026-08-28T05:23:56.150020Z","url":"https://polymarket.com/event/highest-temperature-in-london-on-august-30-2026/highest-temperature-in-london-on-august-30-2026-19c","event_title":"Highest temperature in London on August 30?","chart_24h":[0.015,0.015,0.02,0.02,0.015,0.015,0.01,0.015]},{"source":"polymarket","id":"3945458","event_id":"924280","slug":"highest-temperature-in-london-on-august-30-2026-26c","question":"Will the highest temperature in London be 26°C on August 30?","group_item_title":"26°C","description":"This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 30 Aug '26.\n\nThe resolution source for this market will be information from NOAA, specifically the highest 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":[0.0075,0.9925],"probability":0.0075,"spread":0.005,"active":true,"closed":false,"start_date":"2026-08-28T04:56:26Z","end_date":"2026-08-30T12:00:00Z","closed_time":null,"volume":205.720126,"volume_24hr":205.720126,"prob_24h_change":-0.0075,"volume_24h_change":193.720126,"normalized_vol_24hr":10.755742073059082,"normalized_volume":8.339215278625488,"liquidity":4127.1136,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-28T21:42:18.642582Z","fetched_at":"2026-08-28T21:40:09.897567Z","added_at":"2026-08-28T05:23:56.150020Z","url":"https://polymarket.com/event/highest-temperature-in-london-on-august-30-2026/highest-temperature-in-london-on-august-30-2026-26c","event_title":"Highest temperature in London on August 30?","chart_24h":[0.015,0.01,0.006,0.0075,0.0075,0.0075]},{"source":"polymarket","id":"3945450","event_id":"924280","slug":"highest-temperature-in-london-on-august-30-2026-18c","question":"Will the highest temperature in London be 18°C on August 30?","group_item_title":"18°C","description":"This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 30 Aug '26.\n\nThe resolution source for this market will be information from NOAA, specifically the highest 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":[0.0035,0.9965],"probability":0.0035,"spread":0.003,"active":true,"closed":false,"start_date":"2026-08-28T04:56:26Z","end_date":"2026-08-30T12:00:00Z","closed_time":null,"volume":120.0,"volume_24hr":120.0,"prob_24h_change":-0.0035,"volume_24h_change":20.0,"normalized_vol_24hr":8.70329761505127,"normalized_volume":6.747899532318115,"liquidity":2123.78274,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-28T08:39:49.728657Z","fetched_at":"2026-08-28T08:39:30.663292Z","added_at":"2026-08-28T05:23:56.150020Z","url":"https://polymarket.com/event/highest-temperature-in-london-on-august-30-2026/highest-temperature-in-london-on-august-30-2026-18c","event_title":"Highest temperature in London on August 30?","chart_24h":[0.007,0.006,0.006,0.0035]},{"source":"polymarket","id":"3945449","event_id":"924280","slug":"highest-temperature-in-london-on-august-30-2026-17corbelow","question":"Will the highest temperature in London be 17°C or below on August 30?","group_item_title":"17°C or below","description":"This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 30 Aug '26.\n\nThe resolution source for this market will be information from NOAA, specifically the highest 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":"2026-08-28T04:56:26Z","end_date":"2026-08-30T12:00:00Z","closed_time":null,"volume":288.14599999999996,"volume_24hr":288.146,"prob_24h_change":-0.0034999999999999996,"volume_24h_change":188.14600000000002,"normalized_vol_24hr":12.152325630187988,"normalized_volume":9.422022819519043,"liquidity":3281.96296,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-28T19:56:38.889653Z","fetched_at":"2026-08-28T19:56:38.889653Z","added_at":"2026-08-28T05:23:56.150020Z","url":"https://polymarket.com/event/highest-temperature-in-london-on-august-30-2026/highest-temperature-in-london-on-august-30-2026-17corbelow","event_title":"Highest temperature in London on August 30?","chart_24h":[0.0065,0.006,0.006,0.003,0.003,0.0025,0.003,0.003,0.003,0.003,0.003,0.003,0.003,0.003]},{"source":"polymarket","id":"3945459","event_id":"924280","slug":"highest-temperature-in-london-on-august-30-2026-27corhigher","question":"Will the highest temperature in London be 27°C or higher on August 30?","group_item_title":"27°C or higher","description":"This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the London City Airport Station in degrees Celsius on 30 Aug '26.\n\nThe resolution source for this market will be information from NOAA, specifically the highest 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":[0.0015,0.9985],"probability":0.0015,"spread":0.001,"active":true,"closed":false,"start_date":"2026-08-28T04:56:26Z","end_date":"2026-08-30T12:00:00Z","closed_time":null,"volume":339.033,"volume_24hr":339.033,"prob_24h_change":-0.0085,"volume_24h_change":239.03300000000002,"normalized_vol_24hr":12.857540130615234,"normalized_volume":9.968794822692871,"liquidity":4925.56312,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-08-28T18:41:53.476595Z","fetched_at":"2026-08-28T18:18:24.500672Z","added_at":"2026-08-28T05:23:56.150020Z","url":"https://polymarket.com/event/highest-temperature-in-london-on-august-30-2026/highest-temperature-in-london-on-august-30-2026-27corhigher","event_title":"Highest temperature in London on August 30?","chart_24h":[0.01,0.0055,0.0025,0.005,0.003,0.002,0.0015,0.0015]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/polymarket/924280","as_of":"2026-08-28T22:12:36.719430Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"Highest temperature in London on August 30?\" — top market at 34% probability across 11 outcomes","source_url":null}}