{"source":"kalshi","id":"KXHIGHCHI-26JUL25","ticker":"KXHIGHCHI-26JUL25","slug":"KXHIGHCHI-26JUL25","title":"Highest temperature in Chicago on Jul 25, 2026?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-07-24T14:00:00Z","end_date":"2026-08-01T14:00:00Z","closed_time":null,"volume":2529.2400000000002,"volume_24hr":2529.2400000000002,"volume_24h_change":null,"normalized_vol_24hr":21.71649742126465,"normalized_volume":13.708426475524902,"liquidity":null,"open_interest":2300.39,"categories":["Climate and Weather"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"82° to 83°","top_outcome_probability":0.43,"top_outcome_prob_24h_change":-0.04999999999999999,"top_outcome_volume_24h_change":454.54,"updated_at":"2026-07-24T20:53:40.748438Z","fetched_at":"2026-07-24T20:53:40.748438Z","added_at":"2026-07-24T14:03:35.431542Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-jul-25-2026/kxhighchi-26jul25","chart_24h":[126.64,397.99,828.91,1124.79,1302.12,1922.67,2158.2400000000002,2211.4700000000003,2381.36,2510.47],"markets":[{"source":"kalshi","id":"KXHIGHCHI-26JUL25-B82.5","event_id":"KXHIGHCHI-26JUL25","slug":"KXHIGHCHI-26JUL25-B82.5","question":"Will the high temp in Chicago be 82-83° on Jul 25, 2026?","group_item_title":"82° to 83°","description":"If the highest temperature recorded at Chicago Midway, IL for July 25, 2026, is between 82-83° according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nNot all weather data is the same. While checking a source like AccuWeather or Google Weather may help guide your decision, the official and final value used to determine this market is the highest temperature as reported by the corresponding NWS Climatological Report (Daily) linked in the rules above. Preliminary NWS reporting and measurement methods may be subject to underlying rounding and conversion nuances. Traders should exercise caution when interpreting preliminary NWS data.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.43,0.5700000000000001],"probability":0.43,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-07-24T14:00:00Z","end_date":"2026-08-01T14:00:00Z","closed_time":"2026-07-26T05:59:00Z","volume":485.54,"volume_24hr":485.54,"prob_24h_change":-0.04999999999999999,"volume_24h_change":454.54,"normalized_vol_24hr":15.209333419799805,"normalized_volume":9.902966499328613,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-07-24T20:54:51.062820Z","fetched_at":"2026-07-24T20:53:40.991122Z","added_at":"2026-07-24T14:03:35.535510Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-jul-25-2026/kxhighchi-26jul25","event_title":"Highest temperature in Chicago on Jul 25, 2026?","chart_24h":[0.48,0.34,0.34,0.34,0.34,0.35,0.37,0.38,0.4,0.45]},{"source":"kalshi","id":"KXHIGHCHI-26JUL25-B84.5","event_id":"KXHIGHCHI-26JUL25","slug":"KXHIGHCHI-26JUL25-B84.5","question":"Will the high temp in Chicago be 84-85° on Jul 25, 2026?","group_item_title":"84° to 85°","description":"If the highest temperature recorded at Chicago Midway, IL for July 25, 2026, is between 84-85° according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nNot all weather data is the same. While checking a source like AccuWeather or Google Weather may help guide your decision, the official and final value used to determine this market is the highest temperature as reported by the corresponding NWS Climatological Report (Daily) linked in the rules above. Preliminary NWS reporting and measurement methods may be subject to underlying rounding and conversion nuances. Traders should exercise caution when interpreting preliminary NWS data.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.27,0.73],"probability":0.27,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-07-24T14:00:00Z","end_date":"2026-08-01T14:00:00Z","closed_time":"2026-07-26T05:59:00Z","volume":181.27,"volume_24hr":181.27,"prob_24h_change":-0.20999999999999996,"volume_24h_change":150.27,"normalized_vol_24hr":10.867823600769043,"normalized_volume":7.051937103271484,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-07-24T20:38:56.176893Z","fetched_at":"2026-07-24T20:38:56.176893Z","added_at":"2026-07-24T14:03:35.535510Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-jul-25-2026/kxhighchi-26jul25","event_title":"Highest temperature in Chicago on Jul 25, 2026?","chart_24h":[0.48,0.29,0.29,0.29,0.28,0.27,0.27,0.27,0.27]},{"source":"kalshi","id":"KXHIGHCHI-26JUL25-B80.5","event_id":"KXHIGHCHI-26JUL25","slug":"KXHIGHCHI-26JUL25-B80.5","question":"Will the high temp in Chicago be 80-81° on Jul 25, 2026?","group_item_title":"80° to 81°","description":"If the highest temperature recorded at Chicago Midway, IL for July 25, 2026, is between 80-81° according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nNot all weather data is the same. While checking a source like AccuWeather or Google Weather may help guide your decision, the official and final value used to determine this market is the highest temperature as reported by the corresponding NWS Climatological Report (Daily) linked in the rules above. Preliminary NWS reporting and measurement methods may be subject to underlying rounding and conversion nuances. Traders should exercise caution when interpreting preliminary NWS data.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.19,0.81],"probability":0.19,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-07-24T14:00:00Z","end_date":"2026-08-01T14:00:00Z","closed_time":"2026-07-26T05:59:00Z","volume":711.39,"volume_24hr":711.39,"prob_24h_change":-0.09999999999999998,"volume_24h_change":670.39,"normalized_vol_24hr":17.26964569091797,"normalized_volume":11.228825569152832,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-07-24T20:54:51.062820Z","fetched_at":"2026-07-24T20:53:40.991122Z","added_at":"2026-07-24T14:03:35.535510Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-jul-25-2026/kxhighchi-26jul25","event_title":"Highest temperature in Chicago on Jul 25, 2026?","chart_24h":[0.29,0.16,0.19,0.17,0.18,0.21,0.18,0.18,0.19,0.19]},{"source":"kalshi","id":"KXHIGHCHI-26JUL25-B86.5","event_id":"KXHIGHCHI-26JUL25","slug":"KXHIGHCHI-26JUL25-B86.5","question":"Will the high temp in Chicago be 86-87° on Jul 25, 2026?","group_item_title":"86° to 87°","description":"If the highest temperature recorded at Chicago Midway, IL for July 25, 2026, is between 86-87° according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nNot all weather data is the same. While checking a source like AccuWeather or Google Weather may help guide your decision, the official and final value used to determine this market is the highest temperature as reported by the corresponding NWS Climatological Report (Daily) linked in the rules above. Preliminary NWS reporting and measurement methods may be subject to underlying rounding and conversion nuances. Traders should exercise caution when interpreting preliminary NWS data.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.08,0.92],"probability":0.08,"spread":0.03,"active":true,"closed":false,"start_date":"2026-07-24T14:00:00Z","end_date":"2026-08-01T14:00:00Z","closed_time":"2026-07-26T05:59:00Z","volume":256.02,"volume_24hr":256.02,"prob_24h_change":-0.009999999999999995,"volume_24h_change":250.01999999999998,"normalized_vol_24hr":12.350172996520996,"normalized_volume":8.01380729675293,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-07-24T20:53:40.991122Z","fetched_at":"2026-07-24T20:53:40.991122Z","added_at":"2026-07-24T14:03:35.535510Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-jul-25-2026/kxhighchi-26jul25","event_title":"Highest temperature in Chicago on Jul 25, 2026?","chart_24h":[0.09,0.11,0.12,0.07,0.1,0.1,0.09,0.09,0.07,0.08]},{"source":"kalshi","id":"KXHIGHCHI-26JUL25-T80","event_id":"KXHIGHCHI-26JUL25","slug":"KXHIGHCHI-26JUL25-T80","question":"Will the high temp in Chicago be <80° on Jul 25, 2026?","group_item_title":"79° or below","description":"If the highest temperature recorded at Chicago Midway, IL for July 25, 2026, is less than 80° according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nNot all weather data is the same. While checking a source like AccuWeather or Google Weather may help guide your decision, the official and final value used to determine this market is the highest temperature as reported by the corresponding NWS Climatological Report (Daily) linked in the rules above. Preliminary NWS reporting and measurement methods may be subject to underlying rounding and conversion nuances. Traders should exercise caution when interpreting preliminary NWS data.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.07,0.9299999999999999],"probability":0.07,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-07-24T14:00:00Z","end_date":"2026-08-01T14:00:00Z","closed_time":"2026-07-26T05:59:00Z","volume":110.56,"volume_24hr":110.56,"prob_24h_change":0.0,"volume_24h_change":110.56,"normalized_vol_24hr":8.9146089553833,"normalized_volume":5.7845306396484375,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-07-24T19:55:25.338983Z","fetched_at":"2026-07-24T19:53:18.460214Z","added_at":"2026-07-24T14:03:35.535510Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-jul-25-2026/kxhighchi-26jul25","event_title":"Highest temperature in Chicago on Jul 25, 2026?","chart_24h":[0.07,0.05,0.08,0.08,0.08,0.08,0.07]},{"source":"kalshi","id":"KXHIGHCHI-26JUL25-T87","event_id":"KXHIGHCHI-26JUL25","slug":"KXHIGHCHI-26JUL25-T87","question":"Will the high temp in Chicago be >87° on Jul 25, 2026?","group_item_title":"88° or above","description":"If the highest temperature recorded at Chicago Midway, IL for July 25, 2026, is greater than 87° according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nNot all weather data is the same. While checking a source like AccuWeather or Google Weather may help guide your decision, the official and final value used to determine this market is the highest temperature as reported by the corresponding NWS Climatological Report (Daily) linked in the rules above. Preliminary NWS reporting and measurement methods may be subject to underlying rounding and conversion nuances. Traders should exercise caution when interpreting preliminary NWS data.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.04,0.96],"probability":0.04,"spread":0.009999999999999998,"active":true,"closed":false,"start_date":"2026-07-24T14:00:00Z","end_date":"2026-08-01T14:00:00Z","closed_time":"2026-07-26T05:59:00Z","volume":784.46,"volume_24hr":784.46,"prob_24h_change":0.0,"volume_24h_change":766.82,"normalized_vol_24hr":17.823183059692383,"normalized_volume":11.565144538879395,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-07-24T20:40:22.532059Z","fetched_at":"2026-07-24T20:38:56.176893Z","added_at":"2026-07-24T14:03:35.535510Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-jul-25-2026/kxhighchi-26jul25","event_title":"Highest temperature in Chicago on Jul 25, 2026?","chart_24h":[0.04,0.04,0.05,0.03,0.02,0.02,0.04]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXHIGHCHI-26JUL25","as_of":"2026-07-24T20:55:37.805410Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Highest temperature in Chicago on Jul 25, 2026?\" — top market at 4% probability across 6 outcomes","source_url":null}}