{"source":"kalshi","id":"KXHIGHTBOS-26JUN28","ticker":"KXHIGHTBOS-26JUN28","slug":"KXHIGHTBOS-26JUN28","title":"Highest temperature in Boston on Jun 28, 2026?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-06-27T14:00:00Z","end_date":"2026-07-05T14:00:00Z","closed_time":null,"volume":2466.99,"volume_24hr":2466.99,"volume_24h_change":null,"normalized_vol_24hr":19.309587478637695,"normalized_volume":14.876960754394531,"liquidity":null,"open_interest":2285.99,"categories":["Climate and Weather"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"76° or below","top_outcome_probability":0.84,"top_outcome_prob_24h_change":0.33999999999999997,"top_outcome_volume_24h_change":134.35,"updated_at":"2026-06-27T19:19:40.813153Z","fetched_at":"2026-06-27T19:19:40.813153Z","added_at":"2026-06-27T14:04:40.134101Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-jun-28-2026/kxhightbos-26jun28","chart_24h":[44.0,256.0,538.66,1411.03,1619.03,2411.83,2427.99,2466.99],"markets":[{"source":"kalshi","id":"KXHIGHTBOS-26JUN28-T77","event_id":"KXHIGHTBOS-26JUN28","slug":"KXHIGHTBOS-26JUN28-T77","question":"Will the maximum temperature be <77° on Jun 28, 2026?","group_item_title":"76° or below","description":"If the maximum temperature recorded at Boston for Jun 28, 2026, is less than 77° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLIBOS can be found by clicking the following URL: https://www.weather.gov/wrh/climate?wfo=box, navigating to the \"Observed Weather\" tab, and choosing the location \"Boston (Logan Airport), MA\" with Daily Climate Report selected. Please use the latest version of the data for the desired date, keeping in mind that different cities update their reports at different frequencies.\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 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":[0.84,0.16000000000000003],"probability":0.84,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-06-27T14:00:00Z","end_date":"2026-07-05T14:00:00Z","closed_time":"2026-06-29T05:00:00Z","volume":147.35,"volume_24hr":147.35,"prob_24h_change":0.33999999999999997,"volume_24h_change":134.35,"normalized_vol_24hr":8.543896675109863,"normalized_volume":7.392637729644775,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-06-27T18:14:06.184354Z","fetched_at":"2026-06-27T18:14:06.184354Z","added_at":"2026-06-27T14:04:40.221748Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-jun-28-2026/kxhightbos-26jun28","event_title":"Highest temperature in Boston on Jun 28, 2026?","chart_24h":[0.5,0.74,0.86,0.77,0.77,0.77,0.84]},{"source":"kalshi","id":"KXHIGHTBOS-26JUN28-B77.5","event_id":"KXHIGHTBOS-26JUN28","slug":"KXHIGHTBOS-26JUN28-B77.5","question":"Will the maximum temperature be 77-78° on Jun 28, 2026?","group_item_title":"77° to 78°","description":"If the maximum temperature recorded at Boston for Jun 28, 2026, is between 77-78° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLIBOS can be found by clicking the following URL: https://www.weather.gov/wrh/climate?wfo=box, navigating to the \"Observed Weather\" tab, and choosing the location \"Boston (Logan Airport), MA\" with Daily Climate Report selected. Please use the latest version of the data for the desired date, keeping in mind that different cities update their reports at different frequencies.\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 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":[0.06,0.94],"probability":0.06,"spread":0.009999999999999995,"active":true,"closed":false,"start_date":"2026-06-27T14:00:00Z","end_date":"2026-07-05T14:00:00Z","closed_time":"2026-06-29T05:00:00Z","volume":221.64,"volume_24hr":221.64,"prob_24h_change":-0.020000000000000004,"volume_24h_change":216.64,"normalized_vol_24hr":9.98781967163086,"normalized_volume":8.641997337341309,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-06-27T18:54:02.288480Z","fetched_at":"2026-06-27T18:53:09.101106Z","added_at":"2026-06-27T14:04:40.221748Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-jun-28-2026/kxhightbos-26jun28","event_title":"Highest temperature in Boston on Jun 28, 2026?","chart_24h":[0.08,0.04,0.06,0.05,0.05,0.05,0.05,0.06]},{"source":"kalshi","id":"KXHIGHTBOS-26JUN28-B79.5","event_id":"KXHIGHTBOS-26JUN28","slug":"KXHIGHTBOS-26JUN28-B79.5","question":"Will the maximum temperature be 79-80° on Jun 28, 2026?","group_item_title":"79° to 80°","description":"If the maximum temperature recorded at Boston for Jun 28, 2026, is between 79-80° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLIBOS can be found by clicking the following URL: https://www.weather.gov/wrh/climate?wfo=box, navigating to the \"Observed Weather\" tab, and choosing the location \"Boston (Logan Airport), MA\" with Daily Climate Report selected. Please use the latest version of the data for the desired date, keeping in mind that different cities update their reports at different frequencies.\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 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":[0.02,0.98],"probability":0.02,"spread":0.009999999999999998,"active":true,"closed":false,"start_date":"2026-06-27T14:00:00Z","end_date":"2026-07-05T14:00:00Z","closed_time":"2026-06-29T05:00:00Z","volume":135.0,"volume_24hr":135.0,"prob_24h_change":-0.32999999999999996,"volume_24h_change":109.0,"normalized_vol_24hr":8.249401092529297,"normalized_volume":7.137824535369873,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-06-27T18:14:06.184354Z","fetched_at":"2026-06-27T18:14:06.184354Z","added_at":"2026-06-27T14:04:40.221748Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-jun-28-2026/kxhightbos-26jun28","event_title":"Highest temperature in Boston on Jun 28, 2026?","chart_24h":[0.35,0.14,0.03,0.02,0.02,0.02]},{"source":"kalshi","id":"KXHIGHTBOS-26JUN28-B81.5","event_id":"KXHIGHTBOS-26JUN28","slug":"KXHIGHTBOS-26JUN28-B81.5","question":"Will the maximum temperature be 81-82° on Jun 28, 2026?","group_item_title":"81° to 82°","description":"If the maximum temperature recorded at Boston for Jun 28, 2026, is between 81-82° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLIBOS can be found by clicking the following URL: https://www.weather.gov/wrh/climate?wfo=box, navigating to the \"Observed Weather\" tab, and choosing the location \"Boston (Logan Airport), MA\" with Daily Climate Report selected. Please use the latest version of the data for the desired date, keeping in mind that different cities update their reports at different frequencies.\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 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":[0.02,0.98],"probability":0.02,"spread":0.01,"active":true,"closed":false,"start_date":"2026-06-27T14:00:00Z","end_date":"2026-07-05T14:00:00Z","closed_time":"2026-06-29T05:00:00Z","volume":405.0,"volume_24hr":405.0,"prob_24h_change":-0.02,"volume_24h_change":405.0,"normalized_vol_24hr":12.331378936767578,"normalized_volume":10.669770240783691,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-06-27T19:20:43.645912Z","fetched_at":"2026-06-27T19:19:40.987671Z","added_at":"2026-06-27T14:04:40.221748Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-jun-28-2026/kxhightbos-26jun28","event_title":"Highest temperature in Boston on Jun 28, 2026?","chart_24h":[0.04,0.04,0.03,0.02,0.02,0.02,0.02,0.02,0.02]},{"source":"kalshi","id":"KXHIGHTBOS-26JUN28-B83.5","event_id":"KXHIGHTBOS-26JUN28","slug":"KXHIGHTBOS-26JUN28-B83.5","question":"Will the maximum temperature be 83-84° on Jun 28, 2026?","group_item_title":"83° to 84°","description":"If the maximum temperature recorded at Boston for Jun 28, 2026, is between 83-84° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLIBOS can be found by clicking the following URL: https://www.weather.gov/wrh/climate?wfo=box, navigating to the \"Observed Weather\" tab, and choosing the location \"Boston (Logan Airport), MA\" with Daily Climate Report selected. Please use the latest version of the data for the desired date, keeping in mind that different cities update their reports at different frequencies.\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 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":0.02,"active":true,"closed":false,"start_date":"2026-06-27T14:00:00Z","end_date":"2026-07-05T14:00:00Z","closed_time":"2026-06-29T05:00:00Z","volume":782.0,"volume_24hr":782.0,"prob_24h_change":-0.03,"volume_24h_change":782.0,"normalized_vol_24hr":15.175634384155273,"normalized_volume":13.130772590637207,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-06-27T18:14:51.008712Z","fetched_at":"2026-06-27T18:14:06.184354Z","added_at":"2026-06-27T14:04:40.221748Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-jun-28-2026/kxhightbos-26jun28","event_title":"Highest temperature in Boston on Jun 28, 2026?","chart_24h":[0.04,0.04,0.02,0.01,0.02,0.02,0.01]},{"source":"kalshi","id":"KXHIGHTBOS-26JUN28-T84","event_id":"KXHIGHTBOS-26JUN28","slug":"KXHIGHTBOS-26JUN28-T84","question":"Will the maximum temperature be >84° on Jun 28, 2026?","group_item_title":"85° or above","description":"If the maximum temperature recorded at Boston for Jun 28, 2026, is greater than 84° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLIBOS can be found by clicking the following URL: https://www.weather.gov/wrh/climate?wfo=box, navigating to the \"Observed Weather\" tab, and choosing the location \"Boston (Logan Airport), MA\" with Daily Climate Report selected. Please use the latest version of the data for the desired date, keeping in mind that different cities update their reports at different frequencies.\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 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":0.02,"active":true,"closed":false,"start_date":"2026-06-27T14:00:00Z","end_date":"2026-07-05T14:00:00Z","closed_time":"2026-06-29T05:00:00Z","volume":776.0,"volume_24hr":776.0,"prob_24h_change":-0.03,"volume_24h_change":776.0,"normalized_vol_24hr":15.14061450958252,"normalized_volume":13.100472450256348,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-06-27T18:14:51.008712Z","fetched_at":"2026-06-27T18:14:06.184354Z","added_at":"2026-06-27T14:04:40.221748Z","url":"https://kalshi.com/markets/kxhightbos/highest-temperature-in-boston-on-jun-28-2026/kxhightbos-26jun28","event_title":"Highest temperature in Boston on Jun 28, 2026?","chart_24h":[0.04,0.05,0.03,0.01,0.02,0.01]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXHIGHTBOS-26JUN28","as_of":"2026-06-27T20:03:32.870809Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Highest temperature in Boston on Jun 28, 2026?\" — top market at 1% probability across 6 outcomes","source_url":null}}