{"source":"polymarket","id":"720320","ticker":"lowest-temperature-in-london-on-july-21-2026","slug":"lowest-temperature-in-london-on-july-21-2026","title":"Lowest temperature in London on July 21?","description":"This market will resolve to the temperature range that contains the lowest temperature recorded at the London City Airport Station in degrees Celsius on 21 Jul '26.\n\nThe resolution source for this market will be information from Wunderground, specifically the lowest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.\n\nTo toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °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":"2026-07-19T04:30:32Z","end_date":"2026-07-21T12:00:00Z","closed_time":null,"volume":18301.524303,"volume_24hr":10355.950464,"volume_24h_change":null,"normalized_vol_24hr":35.863685607910156,"normalized_volume":19.56643295288086,"liquidity":51087.49002,"open_interest":5660.2978299999995,"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":"15°C","top_outcome_probability":0.62,"top_outcome_prob_24h_change":-0.06500000000000006,"top_outcome_volume_24h_change":1176.6102999999994,"updated_at":"2026-07-21T02:34:43.960610Z","fetched_at":"2026-07-21T02:34:43.960610Z","added_at":"2026-07-19T04:45:13.459837Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-july-21-2026","chart_24h":[8138.083839000001,8238.953839000002,8370.19923,8375.296003000001,8371.133342000001,8341.867988,8382.492988,9702.160026,10002.160026,10557.790026,10697.170026,10712.066984000001,10723.720089,12681.166332,12859.368617,12859.368617,12809.272687,12834.082687,13494.922871,13680.343448,13767.989947,12679.135554999999,12569.255555,12601.05691,14488.089984999999,14427.228533,12549.777146999999,12675.482704999999,12828.593309999998,12773.875714999998,12772.865614999999,12768.007753999998,12990.001678999999,12832.895311999999,12832.895311999999,10727.084164,10690.416582,10355.950464],"markets":[{"source":"polymarket","id":"2981225","event_id":"720320","slug":"lowest-temperature-in-london-on-july-21-2026-15c","question":"Will the lowest temperature in London be 15°C on July 21?","group_item_title":"15°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded at the London City Airport Station in degrees Celsius on 21 Jul '26.\n\nThe resolution source for this market will be information from Wunderground, specifically the lowest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.\n\nTo toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °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":[0.62,0.38],"probability":0.62,"spread":0.14,"active":true,"closed":false,"start_date":"2026-07-19T04:30:32Z","end_date":"2026-07-21T12:00:00Z","closed_time":null,"volume":5200.301452000002,"volume_24hr":3209.1108759999993,"prob_24h_change":-0.06500000000000006,"volume_24h_change":1176.6102999999994,"normalized_vol_24hr":27.83153533935547,"normalized_volume":20.332103729248047,"liquidity":174.3123,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-07-21T02:36:46.976131Z","fetched_at":"2026-07-21T02:34:44.323736Z","added_at":"2026-07-19T04:45:13.785465Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-july-21-2026/lowest-temperature-in-london-on-july-21-2026-15c","event_title":"Lowest temperature in London on July 21?","chart_24h":[0.685,0.695,0.695,0.695,0.695,0.695,0.685,0.69,0.685,0.685,0.685,0.685,0.445,0.285,0.285,0.265,0.265,0.335,0.445,0.44,0.48,0.485,0.485,0.505,0.505,0.58,0.545,0.48,0.545,0.555,0.55,0.625,0.615,0.595,0.595,0.615,0.62]},{"source":"polymarket","id":"2981226","event_id":"720320","slug":"lowest-temperature-in-london-on-july-21-2026-16c","question":"Will the lowest temperature in London be 16°C on July 21?","group_item_title":"16°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded at the London City Airport Station in degrees Celsius on 21 Jul '26.\n\nThe resolution source for this market will be information from Wunderground, specifically the lowest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.\n\nTo toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °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":[0.225,0.775],"probability":0.225,"spread":0.03,"active":true,"closed":false,"start_date":"2026-07-19T04:30:32Z","end_date":"2026-07-21T12:00:00Z","closed_time":null,"volume":1927.1258759999998,"volume_24hr":1630.061751,"prob_24h_change":0.1,"volume_24h_change":1332.9976259999999,"normalized_vol_24hr":23.359458923339844,"normalized_volume":15.889537811279297,"liquidity":180.9262,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-07-21T02:36:46.976131Z","fetched_at":"2026-07-21T02:34:44.323736Z","added_at":"2026-07-19T04:45:13.785465Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-july-21-2026/lowest-temperature-in-london-on-july-21-2026-16c","event_title":"Lowest temperature in London on July 21?","chart_24h":[0.125,0.13,0.125,0.125,0.125,0.125,0.1,0.105,0.1,0.1,0.11,0.13,0.39,0.535,0.53,0.525,0.525,0.455,0.375,0.295,0.295,0.295,0.3,0.18,0.105,0.1,0.115,0.25,0.225,0.19,0.18,0.21,0.225,0.235,0.235,0.225,0.225]},{"source":"polymarket","id":"2981222","event_id":"720320","slug":"lowest-temperature-in-london-on-july-21-2026-14c","question":"Will the lowest temperature in London be 14°C on July 21?","group_item_title":"14°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded at the London City Airport Station in degrees Celsius on 21 Jul '26.\n\nThe resolution source for this market will be information from Wunderground, specifically the lowest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.\n\nTo toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °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":[0.155,0.845],"probability":0.155,"spread":0.17,"active":true,"closed":false,"start_date":"2026-07-19T04:30:32Z","end_date":"2026-07-21T12:00:00Z","closed_time":null,"volume":5455.863064999995,"volume_24hr":1778.6472449999999,"prob_24h_change":-0.03,"volume_24h_change":-1898.568575000001,"normalized_vol_24hr":23.913352966308594,"normalized_volume":20.56068992614746,"liquidity":132.8382,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-07-21T02:36:46.976131Z","fetched_at":"2026-07-21T02:34:44.323736Z","added_at":"2026-07-19T04:45:13.785465Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-july-21-2026/lowest-temperature-in-london-on-july-21-2026-14c","event_title":"Lowest temperature in London on July 21?","chart_24h":[0.185,0.18,0.185,0.16,0.17,0.155,0.155,0.215,0.205,0.17,0.18,0.17,0.18,0.17,0.18,0.18,0.185,0.18,0.165,0.165,0.155,0.15,0.15,0.13,0.285,0.29,0.27,0.235,0.225,0.22,0.24,0.19,0.205,0.18,0.165,0.17,0.18,0.155]},{"source":"polymarket","id":"2981220","event_id":"720320","slug":"lowest-temperature-in-london-on-july-21-2026-13c","question":"Will the lowest temperature in London be 13°C on July 21?","group_item_title":"13°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded at the London City Airport Station in degrees Celsius on 21 Jul '26.\n\nThe resolution source for this market will be information from Wunderground, specifically the lowest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.\n\nTo toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °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":[0.07,0.93],"probability":0.07,"spread":0.12,"active":true,"closed":false,"start_date":"2026-07-19T04:30:32Z","end_date":"2026-07-21T12:00:00Z","closed_time":null,"volume":844.182041,"volume_24hr":565.488817,"prob_24h_change":0.03350000000000001,"volume_24h_change":286.79559299999994,"normalized_vol_24hr":17.157629013061523,"normalized_volume":12.613493919372559,"liquidity":512.36255,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-07-21T02:36:46.976131Z","fetched_at":"2026-07-21T02:34:44.323736Z","added_at":"2026-07-19T04:45:13.785465Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-july-21-2026/lowest-temperature-in-london-on-july-21-2026-13c","event_title":"Lowest temperature in London on July 21?","chart_24h":[0.0365,0.0275,0.022,0.0195,0.0195,0.0195,0.0195,0.019,0.0175,0.0665,0.052,0.028,0.0205,0.026,0.027,0.026,0.0295,0.0295,0.0295,0.0295,0.0285,0.03,0.0285,0.026,0.0305,0.03,0.0295,0.017,0.017,0.017,0.017,0.017,0.0625,0.062,0.0685,0.064,0.1135,0.07]},{"source":"polymarket","id":"2981227","event_id":"720320","slug":"lowest-temperature-in-london-on-july-21-2026-17c","question":"Will the lowest temperature in London be 17°C on July 21?","group_item_title":"17°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded at the London City Airport Station in degrees Celsius on 21 Jul '26.\n\nThe resolution source for this market will be information from Wunderground, specifically the lowest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.\n\nTo toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °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":[0.007,0.993],"probability":0.007,"spread":0.006,"active":true,"closed":false,"start_date":"2026-07-19T04:30:32Z","end_date":"2026-07-21T12:00:00Z","closed_time":null,"volume":701.7614,"volume_24hr":536.741,"prob_24h_change":-0.001,"volume_24h_change":321.7206,"normalized_vol_24hr":16.87687873840332,"normalized_volume":11.93221378326416,"liquidity":845.71877,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-07-21T02:36:46.976131Z","fetched_at":"2026-07-21T02:34:44.323736Z","added_at":"2026-07-19T04:45:13.785465Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-july-21-2026/lowest-temperature-in-london-on-july-21-2026-17c","event_title":"Lowest temperature in London on July 21?","chart_24h":[0.008,0.0085,0.006,0.0045,0.0045,0.0045,0.0045,0.0045,0.004,0.004,0.004,0.0045,0.0105,0.0105,0.0495,0.0515,0.048,0.04,0.0425,0.046,0.042,0.0295,0.0405,0.0285,0.0195,0.0345,0.0385,0.041,0.04,0.03,0.007,0.007,0.007]},{"source":"polymarket","id":"2981219","event_id":"720320","slug":"lowest-temperature-in-london-on-july-21-2026-12c","question":"Will the lowest temperature in London be 12°C on July 21?","group_item_title":"12°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded at the London City Airport Station in degrees Celsius on 21 Jul '26.\n\nThe resolution source for this market will be information from Wunderground, specifically the lowest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.\n\nTo toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °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":[0.004,0.996],"probability":0.004,"spread":0.004,"active":true,"closed":false,"start_date":"2026-07-19T04:30:32Z","end_date":"2026-07-21T12:00:00Z","closed_time":null,"volume":907.761119,"volume_24hr":763.770919,"prob_24h_change":-0.002,"volume_24h_change":619.7807190000001,"normalized_vol_24hr":18.82061767578125,"normalized_volume":12.886444091796875,"liquidity":268.13037,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-07-21T02:36:46.976131Z","fetched_at":"2026-07-21T02:34:44.323736Z","added_at":"2026-07-19T04:45:13.785465Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-july-21-2026/lowest-temperature-in-london-on-july-21-2026-12c","event_title":"Lowest temperature in London on July 21?","chart_24h":[0.006,0.006,0.006,0.006,0.006,0.006,0.0055,0.0055,0.006,0.006,0.0045,0.0045,0.006,0.006,0.006,0.0055,0.004,0.004,0.0035,0.0035,0.005,0.0045,0.0045,0.0045,0.004,0.004]},{"source":"polymarket","id":"2981217","event_id":"720320","slug":"lowest-temperature-in-london-on-july-21-2026-10corbelow","question":"Will the lowest temperature in London be 10°C or below on July 21?","group_item_title":"10°C or below","description":"This market will resolve to the temperature range that contains the lowest temperature recorded at the London City Airport Station in degrees Celsius on 21 Jul '26.\n\nThe resolution source for this market will be information from Wunderground, specifically the lowest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.\n\nTo toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °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":[0.0005,0.9995],"probability":0.0005,"spread":0.001,"active":true,"closed":false,"start_date":"2026-07-19T04:30:32Z","end_date":"2026-07-21T12:00:00Z","closed_time":null,"volume":510.3538940000001,"volume_24hr":184.415,"prob_24h_change":-0.0015,"volume_24h_change":-141.523894,"normalized_vol_24hr":11.644640922546387,"normalized_volume":10.802727699279785,"liquidity":2095.96495,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-07-21T02:36:46.976131Z","fetched_at":"2026-07-21T02:34:44.323736Z","added_at":"2026-07-19T04:45:13.785465Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-july-21-2026/lowest-temperature-in-london-on-july-21-2026-10corbelow","event_title":"Lowest temperature in London on July 21?","chart_24h":[0.002,0.002,0.002,0.002,0.002,0.002,0.002,0.002,0.002,0.002,0.002,0.002,0.001,0.001,0.001,0.001,0.001,0.001,0.0005,0.0005]},{"source":"polymarket","id":"2981218","event_id":"720320","slug":"lowest-temperature-in-london-on-july-21-2026-11c","question":"Will the lowest temperature in London be 11°C on July 21?","group_item_title":"11°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded at the London City Airport Station in degrees Celsius on 21 Jul '26.\n\nThe resolution source for this market will be information from Wunderground, specifically the lowest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.\n\nTo toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °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":[0.0005,0.9995],"probability":0.0005,"spread":0.001,"active":true,"closed":false,"start_date":"2026-07-19T04:30:32Z","end_date":"2026-07-21T12:00:00Z","closed_time":null,"volume":461.53129999999993,"volume_24hr":293.481,"prob_24h_change":-0.0035,"volume_24h_change":125.4307,"normalized_vol_24hr":13.798974990844727,"normalized_volume":10.457915306091309,"liquidity":1652.24558,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-07-21T02:36:46.976131Z","fetched_at":"2026-07-21T02:34:44.323736Z","added_at":"2026-07-19T04:45:13.785465Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-july-21-2026/lowest-temperature-in-london-on-july-21-2026-11c","event_title":"Lowest temperature in London on July 21?","chart_24h":[0.004,0.004,0.004,0.004,0.004,0.004,0.0035,0.0035,0.0035,0.004,0.0025,0.0025,0.0025,0.0025,0.002,0.0015,0.0005,0.0005,0.0005,0.0005,0.0005,0.0005,0.0005,0.0005,0.0005]},{"source":"polymarket","id":"2981231","event_id":"720320","slug":"lowest-temperature-in-london-on-july-21-2026-18c","question":"Will the lowest temperature in London be 18°C on July 21?","group_item_title":"18°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded at the London City Airport Station in degrees Celsius on 21 Jul '26.\n\nThe resolution source for this market will be information from Wunderground, specifically the lowest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.\n\nTo toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °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":[0.0005,0.9995],"probability":0.0005,"spread":0.001,"active":true,"closed":false,"start_date":"2026-07-19T04:30:32Z","end_date":"2026-07-21T12:00:00Z","closed_time":null,"volume":527.0709999999999,"volume_24hr":318.031,"prob_24h_change":-0.0035,"volume_24h_change":108.99100000000001,"normalized_vol_24hr":14.190418243408203,"normalized_volume":10.914449691772461,"liquidity":14920.60797,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-07-21T02:36:46.976131Z","fetched_at":"2026-07-21T02:34:44.323736Z","added_at":"2026-07-19T04:45:13.785465Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-july-21-2026/lowest-temperature-in-london-on-july-21-2026-18c","event_title":"Lowest temperature in London on July 21?","chart_24h":[0.004,0.004,0.0035,0.003,0.005,0.005,0.005,0.004,0.004,0.0035,0.0035,0.0035,0.0035,0.0035,0.0035,0.003,0.0005,0.0005,0.0005,0.0005,0.0005,0.0005]},{"source":"polymarket","id":"2981232","event_id":"720320","slug":"lowest-temperature-in-london-on-july-21-2026-19c","question":"Will the lowest temperature in London be 19°C on July 21?","group_item_title":"19°C","description":"This market will resolve to the temperature range that contains the lowest temperature recorded at the London City Airport Station in degrees Celsius on 21 Jul '26.\n\nThe resolution source for this market will be information from Wunderground, specifically the lowest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.\n\nTo toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °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":[0.0005,0.9995],"probability":0.0005,"spread":0.001,"active":true,"closed":false,"start_date":"2026-07-19T04:30:32Z","end_date":"2026-07-21T12:00:00Z","closed_time":null,"volume":503.32650000000007,"volume_24hr":163.415,"prob_24h_change":-0.0015,"volume_24h_change":-176.4965,"normalized_vol_24hr":11.114785194396973,"normalized_volume":10.75484561920166,"liquidity":14615.67036,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-07-21T02:36:46.976131Z","fetched_at":"2026-07-21T02:34:44.323736Z","added_at":"2026-07-19T04:45:13.785465Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-july-21-2026/lowest-temperature-in-london-on-july-21-2026-19c","event_title":"Lowest temperature in London on July 21?","chart_24h":[0.002,0.002,0.002,0.002,0.002,0.002,0.002,0.002,0.002,0.002,0.002,0.0035,0.0035,0.0035,0.0025,0.0025,0.0025,0.0005,0.0005,0.0005,0.0005]},{"source":"polymarket","id":"2981233","event_id":"720320","slug":"lowest-temperature-in-london-on-july-21-2026-20corhigher","question":"Will the lowest temperature in London be 20°C or higher on July 21?","group_item_title":"20°C or higher","description":"This market will resolve to the temperature range that contains the lowest temperature recorded at the London City Airport Station in degrees Celsius on 21 Jul '26.\n\nThe resolution source for this market will be information from Wunderground, specifically the lowest temperature recorded for all times on this day for the London City Airport Station, available here: https://www.wunderground.com/history/daily/gb/london/EGLC.\n\nTo toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °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":[0.0005,0.9995],"probability":0.0005,"spread":0.001,"active":true,"closed":false,"start_date":"2026-07-19T04:30:32Z","end_date":"2026-07-21T12:00:00Z","closed_time":null,"volume":1262.2466559999998,"volume_24hr":811.587856,"prob_24h_change":-0.0015,"volume_24h_change":360.92905599999995,"normalized_vol_24hr":19.166013717651367,"normalized_volume":14.162664413452148,"liquidity":14744.00737,"categories":["Climate and Weather"],"countries":["United Kingdom"],"updated_at":"2026-07-21T02:36:46.976131Z","fetched_at":"2026-07-21T02:34:44.323736Z","added_at":"2026-07-19T04:45:13.785465Z","url":"https://polymarket.com/event/lowest-temperature-in-london-on-july-21-2026/lowest-temperature-in-london-on-july-21-2026-20corhigher","event_title":"Lowest temperature in London on July 21?","chart_24h":[0.002,0.002,0.002,0.002,0.002,0.002,0.002,0.002,0.004,0.0045,0.0045,0.0045,0.0035,0.0035,0.0035,0.004,0.0025,0.0025,0.002,0.002,0.0015,0.0005,0.0005,0.0005,0.0005]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/polymarket/720320","as_of":"2026-07-21T02:48:37.267084Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"Lowest temperature in London on July 21?\" — top market at 62% probability across 11 outcomes","source_url":null}}