{"source":"kalshi","id":"KXHIGHCHI-26AUG15","ticker":"KXHIGHCHI-26AUG15","slug":"KXHIGHCHI-26AUG15","title":"Highest temperature in Chicago on Aug 15, 2026?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-08-14T14:40:18Z","end_date":"2026-08-22T14:40:18Z","closed_time":null,"volume":2930.97,"volume_24hr":2917.97,"volume_24h_change":null,"normalized_vol_24hr":22.40614128112793,"normalized_volume":17.64453125,"liquidity":null,"open_interest":2433.53,"categories":["Climate and Weather"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"81° to 82°","top_outcome_probability":0.31,"top_outcome_prob_24h_change":0.03999999999999998,"top_outcome_volume_24h_change":328.92,"updated_at":"2026-08-14T21:59:08.712252Z","fetched_at":"2026-08-14T21:59:08.712252Z","added_at":"2026-08-14T14:55:37.196086Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-15-2026/kxhighchi-26aug15","chart_24h":[232.6,609.4,1106.6299999999999,1252.8799999999999,1796.8799999999999,1797.8799999999999,1828.8799999999999,1880.25,1901.25,2261.01,2917.97],"markets":[{"source":"kalshi","id":"KXHIGHCHI-26AUG15-B81.5","event_id":"KXHIGHCHI-26AUG15","slug":"KXHIGHCHI-26AUG15-B81.5","question":"Will the maximum temperature be 81-82° on Aug 15, 2026?","group_item_title":"81° to 82°","description":"If the maximum temperature recorded at Chicago(CLIMDW) for Aug 15, 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.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.31,0.69],"probability":0.31,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-08-14T14:40:18Z","end_date":"2026-08-22T14:40:18Z","closed_time":"2026-08-16T06:00:00Z","volume":340.92,"volume_24hr":340.92,"prob_24h_change":0.03999999999999998,"volume_24h_change":328.92,"normalized_vol_24hr":13.523762702941895,"normalized_volume":10.597370147705078,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-08-14T21:43:18.789218Z","fetched_at":"2026-08-14T21:37:16.648996Z","added_at":"2026-08-14T14:55:37.415255Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-15-2026/kxhighchi-26aug15","event_title":"Highest temperature in Chicago on Aug 15, 2026?","chart_24h":[0.27,0.32,0.37,0.35,0.35,0.27,0.27,0.27,0.31,0.31]},{"source":"kalshi","id":"KXHIGHCHI-26AUG15-T81","event_id":"KXHIGHCHI-26AUG15","slug":"KXHIGHCHI-26AUG15-T81","question":"Will the maximum temperature be <81° on Aug 15, 2026?","group_item_title":"80° or below","description":"If the maximum temperature recorded at Chicago(CLIMDW) for Aug 15, 2026, is less than 81° 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.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.3,0.7],"probability":0.3,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-08-14T14:40:18Z","end_date":"2026-08-22T14:40:18Z","closed_time":"2026-08-16T06:00:00Z","volume":546.01,"volume_24hr":546.01,"prob_24h_change":0.06999999999999998,"volume_24h_change":494.01,"normalized_vol_24hr":15.789762496948242,"normalized_volume":12.373032569885254,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-08-14T22:03:51.018599Z","fetched_at":"2026-08-14T21:59:08.928426Z","added_at":"2026-08-14T14:55:37.415255Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-15-2026/kxhighchi-26aug15","event_title":"Highest temperature in Chicago on Aug 15, 2026?","chart_24h":[0.23,0.25,0.29,0.27,0.29,0.29,0.29,0.29,0.29,0.3,0.3]},{"source":"kalshi","id":"KXHIGHCHI-26AUG15-B83.5","event_id":"KXHIGHCHI-26AUG15","slug":"KXHIGHCHI-26AUG15-B83.5","question":"Will the maximum temperature be 83-84° on Aug 15, 2026?","group_item_title":"83° to 84°","description":"If the maximum temperature recorded at Chicago(CLIMDW) for Aug 15, 2026, is between 83-84° 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.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.26,0.74],"probability":0.26,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-08-14T14:40:18Z","end_date":"2026-08-22T14:40:18Z","closed_time":"2026-08-16T06:00:00Z","volume":194.85,"volume_24hr":181.85,"prob_24h_change":0.26,"volume_24h_change":181.85,"normalized_vol_24hr":10.777843475341797,"normalized_volume":8.669838905334473,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-08-14T22:03:51.018599Z","fetched_at":"2026-08-14T21:59:08.928426Z","added_at":"2026-08-14T14:55:37.415255Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-15-2026/kxhighchi-26aug15","event_title":"Highest temperature in Chicago on Aug 15, 2026?","chart_24h":[0.0,0.19,0.25,0.25,0.24,0.24,0.3,0.29,0.26]},{"source":"kalshi","id":"KXHIGHCHI-26AUG15-B85.5","event_id":"KXHIGHCHI-26AUG15","slug":"KXHIGHCHI-26AUG15-B85.5","question":"Will the maximum temperature be 85-86° on Aug 15, 2026?","group_item_title":"85° to 86°","description":"If the maximum temperature recorded at Chicago(CLIMDW) for Aug 15, 2026, is between 85-86° 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.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.1,0.9],"probability":0.1,"spread":0.020000000000000004,"active":true,"closed":false,"start_date":"2026-08-14T14:40:18Z","end_date":"2026-08-22T14:40:18Z","closed_time":"2026-08-16T06:00:00Z","volume":471.42,"volume_24hr":471.42,"prob_24h_change":-0.04999999999999999,"volume_24h_change":363.42,"normalized_vol_24hr":15.063977241516113,"normalized_volume":11.804298400878906,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-08-14T21:59:08.928426Z","fetched_at":"2026-08-14T21:59:08.928426Z","added_at":"2026-08-14T14:55:37.415255Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-15-2026/kxhighchi-26aug15","event_title":"Highest temperature in Chicago on Aug 15, 2026?","chart_24h":[0.15,0.12,0.17,0.15,0.15,0.15,0.1,0.1,0.1]},{"source":"kalshi","id":"KXHIGHCHI-26AUG15-B87.5","event_id":"KXHIGHCHI-26AUG15","slug":"KXHIGHCHI-26AUG15-B87.5","question":"Will the maximum temperature be 87-88° on Aug 15, 2026?","group_item_title":"87° to 88°","description":"If the maximum temperature recorded at Chicago(CLIMDW) for Aug 15, 2026, is between 87-88° 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.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.02,0.98],"probability":0.02,"spread":0.019999999999999997,"active":true,"closed":false,"start_date":"2026-08-14T14:40:18Z","end_date":"2026-08-22T14:40:18Z","closed_time":"2026-08-16T06:00:00Z","volume":609.0,"volume_24hr":609.0,"prob_24h_change":-0.02,"volume_24h_change":609.0,"normalized_vol_24hr":16.340429306030273,"normalized_volume":12.80454158782959,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-08-14T22:03:51.018599Z","fetched_at":"2026-08-14T21:59:08.928426Z","added_at":"2026-08-14T14:55:37.415255Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-15-2026/kxhighchi-26aug15","event_title":"Highest temperature in Chicago on Aug 15, 2026?","chart_24h":[0.04,0.04,0.03,0.03,0.02]},{"source":"kalshi","id":"KXHIGHCHI-26AUG15-T88","event_id":"KXHIGHCHI-26AUG15","slug":"KXHIGHCHI-26AUG15-T88","question":"Will the maximum temperature be >88° on Aug 15, 2026?","group_item_title":"89° or above","description":"If the maximum temperature recorded at Chicago(CLIMDW) for Aug 15, 2026, is greater than 88° 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.","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":"2026-08-14T14:40:18Z","end_date":"2026-08-22T14:40:18Z","closed_time":"2026-08-16T06:00:00Z","volume":768.77,"volume_24hr":768.77,"prob_24h_change":-0.01,"volume_24h_change":708.17,"normalized_vol_24hr":17.547348022460938,"normalized_volume":13.750296592712402,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-08-14T21:37:16.648996Z","fetched_at":"2026-08-14T21:37:16.648996Z","added_at":"2026-08-14T14:55:37.415255Z","url":"https://kalshi.com/markets/kxhighchi/highest-temperature-in-chicago-on-aug-15-2026/kxhighchi-26aug15","event_title":"Highest temperature in Chicago on Aug 15, 2026?","chart_24h":[0.02,0.01,0.01,0.02,0.02,0.02,0.01,0.01,0.01]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXHIGHCHI-26AUG15","as_of":"2026-08-14T22:11:57.952686Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Highest temperature in Chicago on Aug 15, 2026?\" — top market at 1% probability across 6 outcomes","source_url":null}}