{"source":"kalshi","id":"KXHIGHTBOS-26AUG20","ticker":"KXHIGHTBOS-26AUG20","slug":"KXHIGHTBOS-26AUG20","title":"Highest temperature in Boston on Aug 20, 2026?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-08-19T14:00:00Z","end_date":"2026-08-27T14:00:00Z","closed_time":null,"volume":1187.31,"volume_24hr":1158.3700000000001,"volume_24h_change":null,"normalized_vol_24hr":19.023595809936523,"normalized_volume":13.72353744506836,"liquidity":null,"open_interest":1072.32,"categories":["Climate and Weather"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"83° to 84°","top_outcome_probability":0.33,"top_outcome_prob_24h_change":0.040000000000000036,"top_outcome_volume_24h_change":293.58000000000004,"updated_at":"2026-08-19T22:54:22.608674Z","fetched_at":"2026-08-19T22:54:22.608674Z","added_at":"2026-08-19T14:02:25.124999Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-aug-20-2026/kxhightbos-26aug20","chart_24h":[327.27,546.27,642.27,740.59,764.37,809.37,929.37,1046.3700000000001,1064.26,1077.3700000000001,1109.3700000000001,1120.3700000000001,1153.3700000000001],"markets":[{"source":"kalshi","id":"KXHIGHTBOS-26AUG20-B83.5","event_id":"KXHIGHTBOS-26AUG20","slug":"KXHIGHTBOS-26AUG20-B83.5","question":"Will the maximum temperature be 83-84° on Aug 20, 2026?","group_item_title":"83° to 84°","description":"If the maximum temperature recorded at Boston (CLIBOS) for Aug 20, 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":[0.33,0.6699999999999999],"probability":0.33,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-08-19T14:00:00Z","end_date":"2026-08-27T14:00:00Z","closed_time":"2026-08-21T05:00:00Z","volume":325.79,"volume_24hr":296.85,"prob_24h_change":0.040000000000000036,"volume_24h_change":293.58000000000004,"normalized_vol_24hr":13.470736503601074,"normalized_volume":10.078164100646973,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-19T22:56:15.747958Z","fetched_at":"2026-08-19T22:54:22.835383Z","added_at":"2026-08-19T14:02:25.865169Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-aug-20-2026/kxhightbos-26aug20","event_title":"Highest temperature in Boston on Aug 20, 2026?","chart_24h":[0.29,0.28,0.28,0.32,0.33,0.35,0.35,0.33,0.33,0.33,0.33,0.33,0.33]},{"source":"kalshi","id":"KXHIGHTBOS-26AUG20-B81.5","event_id":"KXHIGHTBOS-26AUG20","slug":"KXHIGHTBOS-26AUG20-B81.5","question":"Will the maximum temperature be 81-82° on Aug 20, 2026?","group_item_title":"81° to 82°","description":"If the maximum temperature recorded at Boston (CLIBOS) for Aug 20, 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":[0.23,0.77],"probability":0.23,"spread":0.009999999999999981,"active":true,"closed":false,"start_date":"2026-08-19T14:00:00Z","end_date":"2026-08-27T14:00:00Z","closed_time":"2026-08-21T05:00:00Z","volume":131.36,"volume_24hr":131.36,"prob_24h_change":0.23,"volume_24h_change":131.36,"normalized_vol_24hr":9.967107772827148,"normalized_volume":7.430224895477295,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-19T22:38:37.310188Z","fetched_at":"2026-08-19T22:36:25.444547Z","added_at":"2026-08-19T14:02:25.865169Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-aug-20-2026/kxhightbos-26aug20","event_title":"Highest temperature in Boston on Aug 20, 2026?","chart_24h":[0.0,0.24,0.24,0.24,0.25,0.25,0.25,0.2,0.24,0.24,0.23]},{"source":"kalshi","id":"KXHIGHTBOS-26AUG20-B85.5","event_id":"KXHIGHTBOS-26AUG20","slug":"KXHIGHTBOS-26AUG20-B85.5","question":"Will the maximum temperature be 85-86° on Aug 20, 2026?","group_item_title":"85° to 86°","description":"If the maximum temperature recorded at Boston (CLIBOS) for Aug 20, 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":[0.18,0.8200000000000001],"probability":0.18,"spread":0.009999999999999981,"active":true,"closed":false,"start_date":"2026-08-19T14:00:00Z","end_date":"2026-08-27T14:00:00Z","closed_time":"2026-08-21T05:00:00Z","volume":272.0,"volume_24hr":272.0,"prob_24h_change":0.009999999999999981,"volume_24h_change":232.0,"normalized_vol_24hr":13.139853477478027,"normalized_volume":9.795425415039062,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-19T22:38:37.310188Z","fetched_at":"2026-08-19T22:36:25.444547Z","added_at":"2026-08-19T14:02:25.865169Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-aug-20-2026/kxhightbos-26aug20","event_title":"Highest temperature in Boston on Aug 20, 2026?","chart_24h":[0.17,0.17,0.23,0.22,0.21,0.21,0.2,0.2,0.18,0.18,0.18,0.18]},{"source":"kalshi","id":"KXHIGHTBOS-26AUG20-T81","event_id":"KXHIGHTBOS-26AUG20","slug":"KXHIGHTBOS-26AUG20-T81","question":"Will the maximum temperature be <81° on Aug 20, 2026?","group_item_title":"80° or below","description":"If the maximum temperature recorded at Boston (CLIBOS) for Aug 20, 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":[0.14,0.86],"probability":0.14,"spread":0.05000000000000002,"active":true,"closed":false,"start_date":"2026-08-19T14:00:00Z","end_date":"2026-08-27T14:00:00Z","closed_time":"2026-08-21T05:00:00Z","volume":103.76,"volume_24hr":103.76,"prob_24h_change":-0.009999999999999981,"volume_24h_change":78.76,"normalized_vol_24hr":9.035761833190918,"normalized_volume":6.7359299659729,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-19T22:54:22.835383Z","fetched_at":"2026-08-19T22:54:22.835383Z","added_at":"2026-08-19T14:02:25.865169Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-aug-20-2026/kxhightbos-26aug20","event_title":"Highest temperature in Boston on Aug 20, 2026?","chart_24h":[0.15,0.14,0.14,0.14,0.15,0.15,0.15,0.14,0.14,0.15,0.15,0.14]},{"source":"kalshi","id":"KXHIGHTBOS-26AUG20-B87.5","event_id":"KXHIGHTBOS-26AUG20","slug":"KXHIGHTBOS-26AUG20-B87.5","question":"Will the maximum temperature be 87-88° on Aug 20, 2026?","group_item_title":"87° to 88°","description":"If the maximum temperature recorded at Boston (CLIBOS) for Aug 20, 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":[0.05,0.95],"probability":0.05,"spread":0.010000000000000002,"active":true,"closed":false,"start_date":"2026-08-19T14:00:00Z","end_date":"2026-08-27T14:00:00Z","closed_time":"2026-08-21T05:00:00Z","volume":15.23,"volume_24hr":15.23,"prob_24h_change":0.0,"volume_24h_change":12.23,"normalized_vol_24hr":3.2432267665863037,"normalized_volume":2.417742967605591,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-19T22:38:37.310188Z","fetched_at":"2026-08-19T22:36:25.444547Z","added_at":"2026-08-19T14:02:25.865169Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-aug-20-2026/kxhightbos-26aug20","event_title":"Highest temperature in Boston on Aug 20, 2026?","chart_24h":[0.05,0.07,0.07,0.07,0.04,0.04,0.04,0.04,0.04,0.05]},{"source":"kalshi","id":"KXHIGHTBOS-26AUG20-T88","event_id":"KXHIGHTBOS-26AUG20","slug":"KXHIGHTBOS-26AUG20-T88","question":"Will the maximum temperature be >88° on Aug 20, 2026?","group_item_title":"89° or above","description":"If the maximum temperature recorded at Boston (CLIBOS) for Aug 20, 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":[0.03,0.97],"probability":0.03,"spread":0.010000000000000002,"active":true,"closed":false,"start_date":"2026-08-19T14:00:00Z","end_date":"2026-08-27T14:00:00Z","closed_time":"2026-08-21T05:00:00Z","volume":339.17,"volume_24hr":339.17,"prob_24h_change":0.009999999999999998,"volume_24h_change":83.17000000000002,"normalized_vol_24hr":14.190610885620117,"normalized_volume":10.57873821258545,"liquidity":null,"categories":["Climate and Weather"],"countries":["United States"],"updated_at":"2026-08-19T17:22:10.253412Z","fetched_at":"2026-08-19T17:17:43.457366Z","added_at":"2026-08-19T14:02:25.865169Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-aug-20-2026/kxhightbos-26aug20","event_title":"Highest temperature in Boston on Aug 20, 2026?","chart_24h":[0.02,0.02,0.03,0.03]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXHIGHTBOS-26AUG20","as_of":"2026-08-19T22:56:40.090416Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Highest temperature in Boston on Aug 20, 2026?\" — top market at 3% probability across 6 outcomes","source_url":null}}