{"source":"kalshi","id":"KXHIGHCHI-26AUG02","ticker":"KXHIGHCHI-26AUG02","slug":"KXHIGHCHI-26AUG02","title":"Highest temperature in Chicago on Aug 2, 2026?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-08-01T14:00:00Z","end_date":"2026-08-09T14:00:00Z","closed_time":null,"volume":2862.67,"volume_24hr":2862.67,"volume_24h_change":null,"normalized_vol_24hr":21.995710372924805,"normalized_volume":17.105146408081055,"liquidity":null,"open_interest":2153.6,"categories":["Climate and Weather"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"75° to 76°","top_outcome_probability":0.45,"top_outcome_prob_24h_change":0.07,"top_outcome_volume_24h_change":397.16,"updated_at":"2026-08-01T21:06:01.351884Z","fetched_at":"2026-08-01T21:06:01.351884Z","added_at":"2026-08-01T14:12:29.298746Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-2-2026/kxhighchi-26aug02","chart_24h":[36.0,203.85,695.22,722.36,837.4,1645.94,1955.71,2096.4500000000003,2209.87,2216.87,2841.2000000000003,2862.67],"markets":[{"source":"kalshi","id":"KXHIGHCHI-26AUG02-B75.5","event_id":"KXHIGHCHI-26AUG02","slug":"KXHIGHCHI-26AUG02-B75.5","question":"Will the high temp in Chicago be 75-76° on Aug 2, 2026?","group_item_title":"75° to 76°","description":"If the highest temperature recorded at Chicago Midway, IL for August 02, 2026, is between 75-76° 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":[0.45,0.55],"probability":0.45,"spread":0.009999999999999953,"active":true,"closed":false,"start_date":"2026-08-01T14:00:00Z","end_date":"2026-08-09T14:00:00Z","closed_time":"2026-08-03T05:59:00Z","volume":398.16,"volume_24hr":398.16,"prob_24h_change":0.07,"volume_24h_change":397.16,"normalized_vol_24hr":14.078542709350586,"normalized_volume":11.16710376739502,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-01T20:07:43.987818Z","fetched_at":"2026-08-01T20:06:12.614841Z","added_at":"2026-08-01T14:12:29.426969Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-2-2026/kxhighchi-26aug02","event_title":"Highest temperature in Chicago on Aug 2, 2026?","chart_24h":[0.38,0.38,0.4,0.41,0.38,0.42,0.38,0.38,0.45]},{"source":"kalshi","id":"KXHIGHCHI-26AUG02-B77.5","event_id":"KXHIGHCHI-26AUG02","slug":"KXHIGHCHI-26AUG02-B77.5","question":"Will the high temp in Chicago be 77-78° on Aug 2, 2026?","group_item_title":"77° to 78°","description":"If the highest temperature recorded at Chicago Midway, IL for August 02, 2026, is between 77-78° 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":[0.35,0.65],"probability":0.35,"spread":0.009999999999999953,"active":true,"closed":false,"start_date":"2026-08-01T14:00:00Z","end_date":"2026-08-09T14:00:00Z","closed_time":"2026-08-03T05:59:00Z","volume":231.49,"volume_24hr":231.49,"prob_24h_change":0.06999999999999995,"volume_24h_change":231.49,"normalized_vol_24hr":11.652142524719238,"normalized_volume":9.242483139038086,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-01T21:07:21.889481Z","fetched_at":"2026-08-01T21:06:01.581013Z","added_at":"2026-08-01T14:12:29.426969Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-2-2026/kxhighchi-26aug02","event_title":"Highest temperature in Chicago on Aug 2, 2026?","chart_24h":[0.28,0.3,0.27,0.29,0.29,0.28,0.28,0.32,0.31,0.32,0.31,0.35]},{"source":"kalshi","id":"KXHIGHCHI-26AUG02-B73.5","event_id":"KXHIGHCHI-26AUG02","slug":"KXHIGHCHI-26AUG02-B73.5","question":"Will the high temp in Chicago be 73-74° on Aug 2, 2026?","group_item_title":"73° to 74°","description":"If the highest temperature recorded at Chicago Midway, IL for August 02, 2026, is between 73-74° 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":[0.1,0.9],"probability":0.1,"spread":0.009999999999999995,"active":true,"closed":false,"start_date":"2026-08-01T14:00:00Z","end_date":"2026-08-09T14:00:00Z","closed_time":"2026-08-03T05:59:00Z","volume":555.74,"volume_24hr":555.74,"prob_24h_change":0.1,"volume_24h_change":555.74,"normalized_vol_24hr":15.686245918273926,"normalized_volume":12.44233512878418,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-01T21:06:01.581013Z","fetched_at":"2026-08-01T21:06:01.581013Z","added_at":"2026-08-01T14:12:29.426969Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-2-2026/kxhighchi-26aug02","event_title":"Highest temperature in Chicago on Aug 2, 2026?","chart_24h":[0.0,0.2,0.18,0.13,0.15,0.14,0.13,0.12,0.13,0.12,0.1,0.1]},{"source":"kalshi","id":"KXHIGHCHI-26AUG02-T78","event_id":"KXHIGHCHI-26AUG02","slug":"KXHIGHCHI-26AUG02-T78","question":"Will the high temp in Chicago be >78° on Aug 2, 2026?","group_item_title":"79° or above","description":"If the highest temperature recorded at Chicago Midway, IL for August 02, 2026, is greater than 78° 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":0.009999999999999995,"active":true,"closed":false,"start_date":"2026-08-01T14:00:00Z","end_date":"2026-08-09T14:00:00Z","closed_time":"2026-08-03T05:59:00Z","volume":304.49,"volume_24hr":304.49,"prob_24h_change":-0.020000000000000004,"volume_24h_change":289.49,"normalized_vol_24hr":12.849305152893066,"normalized_volume":10.192072868347168,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-01T20:07:43.987818Z","fetched_at":"2026-08-01T20:06:12.614841Z","added_at":"2026-08-01T14:12:29.426969Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-2-2026/kxhighchi-26aug02","event_title":"Highest temperature in Chicago on Aug 2, 2026?","chart_24h":[0.1,0.07,0.08,0.09,0.09,0.07,0.11,0.11,0.09,0.09,0.08]},{"source":"kalshi","id":"KXHIGHCHI-26AUG02-B71.5","event_id":"KXHIGHCHI-26AUG02","slug":"KXHIGHCHI-26AUG02-B71.5","question":"Will the high temp in Chicago be 71-72° on Aug 2, 2026?","group_item_title":"71° to 72°","description":"If the highest temperature recorded at Chicago Midway, IL for August 02, 2026, is between 71-72° 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":0.010000000000000002,"active":true,"closed":false,"start_date":"2026-08-01T14:00:00Z","end_date":"2026-08-09T14:00:00Z","closed_time":"2026-08-03T05:59:00Z","volume":191.4,"volume_24hr":191.4,"prob_24h_change":-0.010000000000000002,"volume_24h_change":190.4,"normalized_vol_24hr":10.856706619262695,"normalized_volume":8.611542701721191,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-01T18:51:29.742813Z","fetched_at":"2026-08-01T18:48:51.353932Z","added_at":"2026-08-01T14:12:29.426969Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-2-2026/kxhighchi-26aug02","event_title":"Highest temperature in Chicago on Aug 2, 2026?","chart_24h":[0.05,0.05,0.05,0.05,0.05,0.05,0.04,0.04]},{"source":"kalshi","id":"KXHIGHCHI-26AUG02-T71","event_id":"KXHIGHCHI-26AUG02","slug":"KXHIGHCHI-26AUG02-T71","question":"Will the high temp in Chicago be <71° on Aug 2, 2026?","group_item_title":"70° or below","description":"If the highest temperature recorded at Chicago Midway, IL for August 02, 2026, is less than 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":[0.03,0.97],"probability":0.03,"spread":0.009999999999999998,"active":true,"closed":false,"start_date":"2026-08-01T14:00:00Z","end_date":"2026-08-09T14:00:00Z","closed_time":"2026-08-03T05:59:00Z","volume":1181.39,"volume_24hr":1181.39,"prob_24h_change":0.0,"volume_24h_change":1162.39,"normalized_vol_24hr":19.646509170532227,"normalized_volume":15.583616256713867,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-01T18:35:39.090123Z","fetched_at":"2026-08-01T18:34:35.597432Z","added_at":"2026-08-01T14:12:29.426969Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-2-2026/kxhighchi-26aug02","event_title":"Highest temperature in Chicago on Aug 2, 2026?","chart_24h":[0.03,0.02,0.02,0.01,0.02,0.02,0.02,0.03]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXHIGHCHI-26AUG02","as_of":"2026-08-01T21:11:35.053150Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Highest temperature in Chicago on Aug 2, 2026?\" — top market at 3% probability across 6 outcomes","source_url":null}}