{"source":"kalshi","id":"KXHIGHCHI-26AUG01","ticker":"KXHIGHCHI-26AUG01","slug":"KXHIGHCHI-26AUG01","title":"Highest temperature in Chicago on Aug 1, 2026?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-07-31T14:00:00Z","end_date":"2026-08-08T14:00:00Z","closed_time":null,"volume":5936.67,"volume_24hr":5882.67,"volume_24h_change":null,"normalized_vol_24hr":26.32990074157715,"normalized_volume":20.38275146484375,"liquidity":null,"open_interest":3866.27,"categories":["Climate and Weather"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"72° to 73°","top_outcome_probability":0.39,"top_outcome_prob_24h_change":0.06,"top_outcome_volume_24h_change":666.2900000000001,"updated_at":"2026-07-31T23:02:52.282681Z","fetched_at":"2026-07-31T23:02:52.282681Z","added_at":"2026-07-31T14:08:21.288270Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-1-2026/kxhighchi-26aug01","chart_24h":[849.81,1220.9,1604.1299999999999,2250.75,2720.75,3010.63,3253.9,3277.9,4589.08,4925.2,5366.96,5536.26,5716.95],"markets":[{"source":"kalshi","id":"KXHIGHCHI-26AUG01-B72.5","event_id":"KXHIGHCHI-26AUG01","slug":"KXHIGHCHI-26AUG01-B72.5","question":"Will the high temp in Chicago be 72-73° on Aug 1, 2026?","group_item_title":"72° to 73°","description":"If the highest temperature recorded at Chicago Midway, IL for August 01, 2026, is between 72-73° 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":[0.39,0.61],"probability":0.39,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-07-31T14:00:00Z","end_date":"2026-08-08T14:00:00Z","closed_time":"2026-08-02T05:59:00Z","volume":729.97,"volume_24hr":729.97,"prob_24h_change":0.06,"volume_24h_change":666.2900000000001,"normalized_vol_24hr":17.347427368164062,"normalized_volume":13.537121772766113,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-07-31T22:20:36.406456Z","fetched_at":"2026-07-31T22:19:09.562880Z","added_at":"2026-07-31T14:08:21.383504Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-1-2026/kxhighchi-26aug01","event_title":"Highest temperature in Chicago on Aug 1, 2026?","chart_24h":[0.33,0.33,0.33,0.36,0.35,0.35,0.38,0.37,0.37,0.36,0.36,0.39,0.39]},{"source":"kalshi","id":"KXHIGHCHI-26AUG01-B70.5","event_id":"KXHIGHCHI-26AUG01","slug":"KXHIGHCHI-26AUG01-B70.5","question":"Will the high temp in Chicago be 70-71° on Aug 1, 2026?","group_item_title":"70° to 71°","description":"If the highest temperature recorded at Chicago Midway, IL for August 01, 2026, is between 70-71° 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":[0.38,0.62],"probability":0.38,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-07-31T14:00:00Z","end_date":"2026-08-08T14:00:00Z","closed_time":"2026-08-02T05:59:00Z","volume":1163.88,"volume_24hr":1163.88,"prob_24h_change":-0.02999999999999997,"volume_24h_change":1152.88,"normalized_vol_24hr":19.885818481445312,"normalized_volume":15.517963409423828,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-07-31T23:04:07.119830Z","fetched_at":"2026-07-31T23:02:52.426900Z","added_at":"2026-07-31T14:08:21.383504Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-1-2026/kxhighchi-26aug01","event_title":"Highest temperature in Chicago on Aug 1, 2026?","chart_24h":[0.41,0.39,0.39,0.37,0.39,0.38,0.37,0.37,0.42,0.42,0.43,0.4,0.39]},{"source":"kalshi","id":"KXHIGHCHI-26AUG01-T70","event_id":"KXHIGHCHI-26AUG01","slug":"KXHIGHCHI-26AUG01-T70","question":"Will the high temp in Chicago be <70° on Aug 1, 2026?","group_item_title":"69° or below","description":"If the highest temperature recorded at Chicago Midway, IL for August 01, 2026, is less than 70° 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":[0.13,0.87],"probability":0.13,"spread":0.020000000000000004,"active":true,"closed":false,"start_date":"2026-07-31T14:00:00Z","end_date":"2026-08-08T14:00:00Z","closed_time":"2026-08-02T05:59:00Z","volume":1396.02,"volume_24hr":1342.02,"prob_24h_change":0.0,"volume_24h_change":1110.8899999999999,"normalized_vol_24hr":20.695499420166016,"normalized_volume":16.32706069946289,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-07-31T23:04:07.119830Z","fetched_at":"2026-07-31T23:02:52.426900Z","added_at":"2026-07-31T14:08:21.383504Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-1-2026/kxhighchi-26aug01","event_title":"Highest temperature in Chicago on Aug 1, 2026?","chart_24h":[0.13,0.12,0.12,0.1,0.1,0.07,0.11,0.11,0.11,0.14,0.15,0.15,0.13]},{"source":"kalshi","id":"KXHIGHCHI-26AUG01-B74.5","event_id":"KXHIGHCHI-26AUG01","slug":"KXHIGHCHI-26AUG01-B74.5","question":"Will the high temp in Chicago be 74-75° on Aug 1, 2026?","group_item_title":"74° to 75°","description":"If the highest temperature recorded at Chicago Midway, IL for August 01, 2026, is between 74-75° 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":0.009999999999999995,"active":true,"closed":false,"start_date":"2026-07-31T14:00:00Z","end_date":"2026-08-08T14:00:00Z","closed_time":"2026-08-02T05:59:00Z","volume":543.74,"volume_24hr":543.74,"prob_24h_change":-0.04999999999999999,"volume_24h_change":322.74,"normalized_vol_24hr":15.834770202636719,"normalized_volume":12.356715202331543,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-07-31T23:04:07.119830Z","fetched_at":"2026-07-31T23:02:52.426900Z","added_at":"2026-07-31T14:08:21.383504Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-1-2026/kxhighchi-26aug01","event_title":"Highest temperature in Chicago on Aug 1, 2026?","chart_24h":[0.12,0.05,0.07,0.07,0.08,0.07,0.07,0.07,0.08,0.06,0.06,0.06]},{"source":"kalshi","id":"KXHIGHCHI-26AUG01-B76.5","event_id":"KXHIGHCHI-26AUG01","slug":"KXHIGHCHI-26AUG01-B76.5","question":"Will the high temp in Chicago be 76-77° on Aug 1, 2026?","group_item_title":"76° to 77°","description":"If the highest temperature recorded at Chicago Midway, IL for August 01, 2026, is between 76-77° 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":[0.03,0.97],"probability":0.03,"spread":0.010000000000000002,"active":true,"closed":false,"start_date":"2026-07-31T14:00:00Z","end_date":"2026-08-08T14:00:00Z","closed_time":"2026-08-02T05:59:00Z","volume":110.9,"volume_24hr":110.9,"prob_24h_change":-0.03,"volume_24h_change":47.900000000000006,"normalized_vol_24hr":8.878332138061523,"normalized_volume":6.9282355308532715,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-07-31T19:53:43.330046Z","fetched_at":"2026-07-31T19:52:41.133331Z","added_at":"2026-07-31T14:08:21.383504Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-1-2026/kxhighchi-26aug01","event_title":"Highest temperature in Chicago on Aug 1, 2026?","chart_24h":[0.06,0.04,0.04,0.04,0.04,0.04,0.03]},{"source":"kalshi","id":"KXHIGHCHI-26AUG01-T77","event_id":"KXHIGHCHI-26AUG01","slug":"KXHIGHCHI-26AUG01-T77","question":"Will the high temp in Chicago be >77° on Aug 1, 2026?","group_item_title":"78° or above","description":"If the highest temperature recorded at Chicago Midway, IL for August 01, 2026, is greater than 77° 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":[0.01,0.99],"probability":0.01,"spread":0.01,"active":true,"closed":false,"start_date":"2026-07-31T14:00:00Z","end_date":"2026-08-08T14:00:00Z","closed_time":"2026-08-02T05:59:00Z","volume":1992.16,"volume_24hr":1992.16,"prob_24h_change":-0.019999999999999997,"volume_24h_change":1732.16,"normalized_vol_24hr":23.026443481445312,"normalized_volume":17.968761444091797,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-07-31T22:35:16.331043Z","fetched_at":"2026-07-31T22:34:08.032427Z","added_at":"2026-07-31T14:08:21.383504Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-1-2026/kxhighchi-26aug01","event_title":"Highest temperature in Chicago on Aug 1, 2026?","chart_24h":[0.03,0.03,0.01,0.02,0.02,0.03,0.02,0.02,0.01,0.01]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXHIGHCHI-26AUG01","as_of":"2026-07-31T23:13:08.256876Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Highest temperature in Chicago on Aug 1, 2026?\" — top market at 1% probability across 6 outcomes","source_url":null}}