{"source":"kalshi","id":"KXLOWTSFO-26JUL31","ticker":"KXLOWTSFO-26JUL31","slug":"KXLOWTSFO-26JUL31","title":"Lowest temperature in San Francisco on Jul 31, 2026?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-07-30T15:23:08Z","end_date":"2026-08-07T14:00:00Z","closed_time":null,"volume":1734.21,"volume_24hr":1734.21,"volume_24h_change":null,"normalized_vol_24hr":17.826648712158203,"normalized_volume":14.773833274841309,"liquidity":null,"open_interest":1674.21,"categories":["Climate and Weather"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"57° to 58°","top_outcome_probability":0.63,"top_outcome_prob_24h_change":0.13,"top_outcome_volume_24h_change":465.51,"updated_at":"2026-07-31T01:31:40.759232Z","fetched_at":"2026-07-31T01:31:40.759232Z","added_at":"2026-07-30T15:29:13.562992Z","url":"https://kalshi.com/markets/kxlowtsfo/lowest-temperature-in-san-francisco-on-jul-31-2026/kxlowtsfo-26jul31","chart_24h":[220.0,257.0,358.0,585.0,885.0,895.0,895.0,1193.0,1390.05,1391.05,1491.49,1631.0],"markets":[{"source":"kalshi","id":"KXLOWTSFO-26JUL31-B57.5","event_id":"KXLOWTSFO-26JUL31","slug":"KXLOWTSFO-26JUL31-B57.5","question":"Will the minimum temperature be 57-58° on Jul 31, 2026?","group_item_title":"57° to 58°","description":"If the minimum temperature recorded at San Francisco for Jul 31, 2026, is between 57-58° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLISFO can be found by clicking the following URL: https://www.weather.gov/wrh/Climate?wfo=mtr, navigating to the \"Observed Weather\" tab, and choosing the location \"San Francisco Airport\" 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":[0.63,0.37],"probability":0.63,"spread":0.019999999999999907,"active":true,"closed":false,"start_date":"2026-07-30T15:23:08Z","end_date":"2026-08-07T14:00:00Z","closed_time":"2026-08-01T08:00:00Z","volume":685.51,"volume_24hr":685.51,"prob_24h_change":0.13,"volume_24h_change":465.51,"normalized_vol_24hr":16.943029403686523,"normalized_volume":13.280710220336914,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-07-31T01:31:40.941904Z","fetched_at":"2026-07-31T01:31:40.941904Z","added_at":"2026-07-30T15:29:13.676629Z","url":"https://kalshi.com/markets/kxlowtsfo/lowest-temperature-in-san-francisco-on-jul-31-2026/kxlowtsfo-26jul31","event_title":"Lowest temperature in San Francisco on Jul 31, 2026?","chart_24h":[0.5,0.49,0.68,0.62,0.62,0.62,0.62,0.62,0.62,0.62,0.57,0.55,0.55,0.63,0.63]},{"source":"kalshi","id":"KXLOWTSFO-26JUL31-B55.5","event_id":"KXLOWTSFO-26JUL31","slug":"KXLOWTSFO-26JUL31-B55.5","question":"Will the minimum temperature be 55-56° on Jul 31, 2026?","group_item_title":"55° to 56°","description":"If the minimum temperature recorded at San Francisco for Jul 31, 2026, is between 55-56° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLISFO can be found by clicking the following URL: https://www.weather.gov/wrh/Climate?wfo=mtr, navigating to the \"Observed Weather\" tab, and choosing the location \"San Francisco Airport\" 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":[0.39,0.61],"probability":0.39,"spread":0.06,"active":true,"closed":false,"start_date":"2026-07-30T15:23:08Z","end_date":"2026-08-07T14:00:00Z","closed_time":"2026-08-01T08:00:00Z","volume":490.7,"volume_24hr":490.7,"prob_24h_change":0.39,"volume_24h_change":387.49,"normalized_vol_24hr":14.117962837219238,"normalized_volume":11.066296577453613,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-07-31T01:47:10.952294Z","fetched_at":"2026-07-31T01:47:10.952294Z","added_at":"2026-07-30T15:29:13.676629Z","url":"https://kalshi.com/markets/kxlowtsfo/lowest-temperature-in-san-francisco-on-jul-31-2026/kxlowtsfo-26jul31","event_title":"Lowest temperature in San Francisco on Jul 31, 2026?","chart_24h":[0.0,0.38,0.34,0.34,0.34,0.3,0.3,0.3,0.3,0.3,0.33,0.39,0.39,0.39,0.39,0.39]},{"source":"kalshi","id":"KXLOWTSFO-26JUL31-T58","event_id":"KXLOWTSFO-26JUL31","slug":"KXLOWTSFO-26JUL31-T58","question":"Will the minimum temperature be >58° on Jul 31, 2026?","group_item_title":"59° or above","description":"If the minimum temperature recorded at San Francisco for Jul 31, 2026, is greater than 58° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLISFO can be found by clicking the following URL: https://www.weather.gov/wrh/Climate?wfo=mtr, navigating to the \"Observed Weather\" tab, and choosing the location \"San Francisco Airport\" 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":[0.07,0.9299999999999999],"probability":0.07,"spread":0.049999999999999996,"active":true,"closed":false,"start_date":"2026-07-30T15:23:08Z","end_date":"2026-08-07T14:00:00Z","closed_time":"2026-08-01T08:00:00Z","volume":220.0,"volume_24hr":220.0,"prob_24h_change":0.07,"volume_24h_change":220.0,"normalized_vol_24hr":11.572870254516602,"normalized_volume":9.071337699890137,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-07-31T01:31:40.941904Z","fetched_at":"2026-07-31T01:31:40.941904Z","added_at":"2026-07-30T15:29:13.676629Z","url":"https://kalshi.com/markets/kxlowtsfo/lowest-temperature-in-san-francisco-on-jul-31-2026/kxlowtsfo-26jul31","event_title":"Lowest temperature in San Francisco on Jul 31, 2026?","chart_24h":[0.0,0.1,0.1,0.09,0.09,0.09,0.09,0.13,0.13,0.06,0.06,0.06,0.07,0.07]},{"source":"kalshi","id":"KXLOWTSFO-26JUL31-T51","event_id":"KXLOWTSFO-26JUL31","slug":"KXLOWTSFO-26JUL31-T51","question":"Will the minimum temperature be <51° on Jul 31, 2026?","group_item_title":"50° or below","description":"If the minimum temperature recorded at San Francisco for Jul 31, 2026, is less than 51° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLISFO can be found by clicking the following URL: https://www.weather.gov/wrh/Climate?wfo=mtr, navigating to the \"Observed Weather\" tab, and choosing the location \"San Francisco Airport\" 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":[0.05,0.95],"probability":0.05,"spread":0.04,"active":true,"closed":false,"start_date":"2026-07-30T15:23:08Z","end_date":"2026-08-07T14:00:00Z","closed_time":"2026-08-01T08:00:00Z","volume":10.0,"volume_24hr":10.0,"prob_24h_change":0.05,"volume_24h_change":10.0,"normalized_vol_24hr":2.2835447788238525,"normalized_volume":1.7899454832077026,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-07-30T21:40:34.196578Z","fetched_at":"2026-07-30T21:40:34.196578Z","added_at":"2026-07-30T15:29:13.676629Z","url":"https://kalshi.com/markets/kxlowtsfo/lowest-temperature-in-san-francisco-on-jul-31-2026/kxlowtsfo-26jul31","event_title":"Lowest temperature in San Francisco on Jul 31, 2026?","chart_24h":[0.0,0.05,0.05,0.05,0.05,0.05]},{"source":"kalshi","id":"KXLOWTSFO-26JUL31-B53.5","event_id":"KXLOWTSFO-26JUL31","slug":"KXLOWTSFO-26JUL31-B53.5","question":"Will the minimum temperature be 53-54° on Jul 31, 2026?","group_item_title":"53° to 54°","description":"If the minimum temperature recorded at San Francisco for Jul 31, 2026, is between 53-54° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLISFO can be found by clicking the following URL: https://www.weather.gov/wrh/Climate?wfo=mtr, navigating to the \"Observed Weather\" tab, and choosing the location \"San Francisco Airport\" 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":[0.03,0.97],"probability":0.03,"spread":0.02,"active":true,"closed":false,"start_date":"2026-07-30T15:23:08Z","end_date":"2026-08-07T14:00:00Z","closed_time":"2026-08-01T08:00:00Z","volume":20.0,"volume_24hr":20.0,"prob_24h_change":0.03,"volume_24h_change":20.0,"normalized_vol_24hr":3.6811835765838623,"normalized_volume":2.8854777812957764,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-07-31T00:58:57.341472Z","fetched_at":"2026-07-31T00:58:57.341472Z","added_at":"2026-07-30T15:29:13.676629Z","url":"https://kalshi.com/markets/kxlowtsfo/lowest-temperature-in-san-francisco-on-jul-31-2026/kxlowtsfo-26jul31","event_title":"Lowest temperature in San Francisco on Jul 31, 2026?","chart_24h":[0.0,0.08,0.08,0.08,0.08,0.08,0.06,0.06,0.06,0.06,0.02,0.03,0.03,0.03]},{"source":"kalshi","id":"KXLOWTSFO-26JUL31-B51.5","event_id":"KXLOWTSFO-26JUL31","slug":"KXLOWTSFO-26JUL31-B51.5","question":"Will the minimum temperature be 51-52° on Jul 31, 2026?","group_item_title":"51° to 52°","description":"If the minimum temperature recorded at San Francisco for Jul 31, 2026, is between 51-52° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLISFO can be found by clicking the following URL: https://www.weather.gov/wrh/Climate?wfo=mtr, navigating to the \"Observed Weather\" tab, and choosing the location \"San Francisco Airport\" 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":"2026-07-30T15:23:08Z","end_date":"2026-08-07T14:00:00Z","closed_time":"2026-08-01T08:00:00Z","volume":308.0,"volume_24hr":308.0,"prob_24h_change":0.01,"volume_24h_change":308.0,"normalized_vol_24hr":13.054634094238281,"normalized_volume":10.23281192779541,"liquidity":null,"categories":["Climate and Weather"],"countries":[],"updated_at":"2026-07-30T23:36:38.439333Z","fetched_at":"2026-07-30T23:36:38.439333Z","added_at":"2026-07-30T15:29:13.676629Z","url":"https://kalshi.com/markets/kxlowtsfo/lowest-temperature-in-san-francisco-on-jul-31-2026/kxlowtsfo-26jul31","event_title":"Lowest temperature in San Francisco on Jul 31, 2026?","chart_24h":[0.0,0.0,0.01,0.01,0.01,0.01]}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXLOWTSFO-26JUL31","as_of":"2026-07-31T01:50:54.996954Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Lowest temperature in San Francisco on Jul 31, 2026?\" — top market at 63% probability across 6 outcomes","source_url":null}}