{"source":"kalshi","id":"KXHIGHCHI-26AUG24","ticker":"KXHIGHCHI-26AUG24","slug":"KXHIGHCHI-26AUG24","title":"Highest temperature in Chicago on Aug 24, 2026?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-08-23T14:00:00Z","end_date":"2026-08-31T14:00:00Z","closed_time":null,"volume":4325.0,"volume_24hr":4318.63,"volume_24h_change":null,"normalized_vol_24hr":24.17053985595703,"normalized_volume":18.99911880493164,"liquidity":null,"open_interest":3334.52,"categories":["Climate and Weather"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"79° to 80°","top_outcome_probability":0.44,"top_outcome_prob_24h_change":0.09999999999999998,"top_outcome_volume_24h_change":335.38,"updated_at":"2026-08-24T02:37:47.883593Z","fetched_at":"2026-08-24T02:37:47.883593Z","added_at":"2026-08-23T14:07:38.885736Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-24-2026/kxhighchi-26aug24","chart_24h":[746.05,1078.4,1091.4,1188.0,1260.0,1459.54,1629.95,1735.51,1922.51,1964.88,2181.51,2258.51,2365.4300000000003,2424.87,2536.9100000000003,2811.75,3156.77,3466.1,3869.95,3992.25],"markets":[{"source":"kalshi","id":"KXHIGHCHI-26AUG24-B79.5","event_id":"KXHIGHCHI-26AUG24","slug":"KXHIGHCHI-26AUG24-B79.5","question":"Will the maximum temperature be 79-80° on Aug 24, 2026?","group_item_title":"79° to 80°","description":"If the maximum temperature recorded at Chicago (CLIMDW) for Aug 24, 2026, is between 79-80° fahrenheit according to The Weather Company, 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 maximum/minimum temperature as reported by the Weather Company.\n\nReading weather data\nPreliminary Weather Company data may be subject to rounding and conversion differences from the final reported value.\nUse caution when interpreting preliminary Weather Company readings.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.44,0.56],"probability":0.44,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-08-23T14:00:00Z","end_date":"2026-08-31T14:00:00Z","closed_time":"2026-08-25T06:00:00Z","volume":383.47,"volume_24hr":380.38,"prob_24h_change":0.09999999999999998,"volume_24h_change":335.38,"normalized_vol_24hr":13.902420043945312,"normalized_volume":10.968629837036133,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-24T02:37:48.205030Z","fetched_at":"2026-08-24T02:37:48.205030Z","added_at":"2026-08-23T14:07:39.244009Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-24-2026/kxhighchi-26aug24","event_title":"Highest temperature in Chicago on Aug 24, 2026?","chart_24h":[0.34,0.35,0.35,0.36,0.36,0.37,0.39,0.39,0.39,0.39,0.4,0.4,0.41,0.42,0.41,0.42,0.42,0.42,0.44]},{"source":"kalshi","id":"KXHIGHCHI-26AUG24-B77.5","event_id":"KXHIGHCHI-26AUG24","slug":"KXHIGHCHI-26AUG24-B77.5","question":"Will the maximum temperature be 77-78° on Aug 24, 2026?","group_item_title":"77° to 78°","description":"If the maximum temperature recorded at Chicago (CLIMDW) for Aug 24, 2026, is between 77-78° fahrenheit according to The Weather Company, 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 maximum/minimum temperature as reported by the Weather Company.\n\nReading weather data\nPreliminary Weather Company data may be subject to rounding and conversion differences from the final reported value.\nUse caution when interpreting preliminary Weather Company readings.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.4,0.6],"probability":0.4,"spread":0.02999999999999997,"active":true,"closed":false,"start_date":"2026-08-23T14:00:00Z","end_date":"2026-08-31T14:00:00Z","closed_time":"2026-08-25T06:00:00Z","volume":607.16,"volume_24hr":605.16,"prob_24h_change":0.09000000000000002,"volume_24h_change":575.9,"normalized_vol_24hr":16.383991241455078,"normalized_volume":12.77275276184082,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-24T02:37:48.205030Z","fetched_at":"2026-08-24T02:37:48.205030Z","added_at":"2026-08-23T14:07:39.244009Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-24-2026/kxhighchi-26aug24","event_title":"Highest temperature in Chicago on Aug 24, 2026?","chart_24h":[0.3,0.37,0.37,0.38,0.38,0.4,0.4,0.38,0.37,0.36,0.35,0.36,0.4,0.38,0.36,0.36,0.39]},{"source":"kalshi","id":"KXHIGHCHI-26AUG24-B75.5","event_id":"KXHIGHCHI-26AUG24","slug":"KXHIGHCHI-26AUG24-B75.5","question":"Will the maximum temperature be 75-76° on Aug 24, 2026?","group_item_title":"75° to 76°","description":"If the maximum temperature recorded at Chicago (CLIMDW) for Aug 24, 2026, is between 75-76° fahrenheit according to The Weather Company, 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 maximum/minimum temperature as reported by the Weather Company.\n\nReading weather data\nPreliminary Weather Company data may be subject to rounding and conversion differences from the final reported value.\nUse caution when interpreting preliminary Weather Company readings.","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":"2026-08-23T14:00:00Z","end_date":"2026-08-31T14:00:00Z","closed_time":"2026-08-25T06:00:00Z","volume":520.94,"volume_24hr":520.94,"prob_24h_change":-0.010000000000000009,"volume_24h_change":499.21,"normalized_vol_24hr":15.597819328308105,"normalized_volume":12.111814498901367,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-24T02:37:48.205030Z","fetched_at":"2026-08-24T02:37:48.205030Z","added_at":"2026-08-23T14:07:39.244009Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-24-2026/kxhighchi-26aug24","event_title":"Highest temperature in Chicago on Aug 24, 2026?","chart_24h":[0.1,0.11,0.11,0.11,0.1,0.1,0.11,0.1,0.1,0.1,0.1,0.09,0.09,0.09,0.08,0.09,0.08,0.09]},{"source":"kalshi","id":"KXHIGHCHI-26AUG24-B81.5","event_id":"KXHIGHCHI-26AUG24","slug":"KXHIGHCHI-26AUG24-B81.5","question":"Will the maximum temperature be 81-82° on Aug 24, 2026?","group_item_title":"81° to 82°","description":"If the maximum temperature recorded at Chicago (CLIMDW) for Aug 24, 2026, is between 81-82° fahrenheit according to The Weather Company, 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 maximum/minimum temperature as reported by the Weather Company.\n\nReading weather data\nPreliminary Weather Company data may be subject to rounding and conversion differences from the final reported value.\nUse caution when interpreting preliminary Weather Company readings.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.07,0.9299999999999999],"probability":0.07,"spread":0.020000000000000004,"active":true,"closed":false,"start_date":"2026-08-23T14:00:00Z","end_date":"2026-08-31T14:00:00Z","closed_time":"2026-08-25T06:00:00Z","volume":1331.44,"volume_24hr":1330.16,"prob_24h_change":-0.08000000000000002,"volume_24h_change":904.77,"normalized_vol_24hr":19.75124168395996,"normalized_volume":15.229156494140625,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-24T02:37:48.205030Z","fetched_at":"2026-08-24T02:37:48.205030Z","added_at":"2026-08-23T14:07:39.244009Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-24-2026/kxhighchi-26aug24","event_title":"Highest temperature in Chicago on Aug 24, 2026?","chart_24h":[0.2,0.09,0.09,0.09,0.1,0.12,0.12,0.11,0.11,0.11,0.11,0.11,0.12,0.11,0.11,0.11,0.12]},{"source":"kalshi","id":"KXHIGHCHI-26AUG24-T75","event_id":"KXHIGHCHI-26AUG24","slug":"KXHIGHCHI-26AUG24-T75","question":"Will the maximum temperature be <75° on Aug 24, 2026?","group_item_title":"74° or below","description":"If the maximum temperature recorded at Chicago (CLIMDW) for Aug 24, 2026, is less than 75° fahrenheit according to The Weather Company, 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 maximum/minimum temperature as reported by the Weather Company.\n\nReading weather data\nPreliminary Weather Company data may be subject to rounding and conversion differences from the final reported value.\nUse caution when interpreting preliminary Weather Company readings.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.02,"active":true,"closed":false,"start_date":"2026-08-23T14:00:00Z","end_date":"2026-08-31T14:00:00Z","closed_time":"2026-08-25T06:00:00Z","volume":774.98,"volume_24hr":774.98,"prob_24h_change":-0.01,"volume_24h_change":606.78,"normalized_vol_24hr":17.803041458129883,"normalized_volume":13.783563613891602,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-24T02:37:48.205030Z","fetched_at":"2026-08-24T02:37:48.205030Z","added_at":"2026-08-23T14:07:39.244009Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-24-2026/kxhighchi-26aug24","event_title":"Highest temperature in Chicago on Aug 24, 2026?","chart_24h":[0.02,0.02,0.02,0.03,0.02,0.02,0.02,0.02,0.03,0.03,0.02,0.01,0.02,0.03,0.01,0.02,0.01]},{"source":"kalshi","id":"KXHIGHCHI-26AUG24-T82","event_id":"KXHIGHCHI-26AUG24","slug":"KXHIGHCHI-26AUG24-T82","question":"Will the maximum temperature be >82° on Aug 24, 2026?","group_item_title":"83° or above","description":"If the maximum temperature recorded at Chicago (CLIMDW) for Aug 24, 2026, is greater than 82° fahrenheit according to The Weather Company, 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 maximum/minimum temperature as reported by the Weather Company.\n\nReading weather data\nPreliminary Weather Company data may be subject to rounding and conversion differences from the final reported value.\nUse caution when interpreting preliminary Weather Company readings.","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":"2026-08-23T14:00:00Z","end_date":"2026-08-31T14:00:00Z","closed_time":"2026-08-25T06:00:00Z","volume":707.01,"volume_24hr":707.01,"prob_24h_change":-0.01,"volume_24h_change":324.15999999999997,"normalized_vol_24hr":17.375459671020508,"normalized_volume":13.400635719299316,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-24T02:37:48.205030Z","fetched_at":"2026-08-24T02:37:48.205030Z","added_at":"2026-08-23T14:07:39.244009Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-24-2026/kxhighchi-26aug24","event_title":"Highest temperature in Chicago on Aug 24, 2026?","chart_24h":[0.02,0.02,0.02,0.03,0.04,0.04,0.02,0.02,0.03,0.04,0.02,0.02,0.03,0.02,0.01]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXHIGHCHI-26AUG24","as_of":"2026-08-24T02:38:18.789221Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Highest temperature in Chicago on Aug 24, 2026?\" — top market at 7% probability across 6 outcomes","source_url":null}}