{"source":"kalshi","id":"KXHIGHTLV-26MAY28","ticker":"KXHIGHTLV-26MAY28","slug":"KXHIGHTLV-26MAY28","title":"Highest temperature in Las Vegas on May 28, 2026?","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-05-27T14:00:00Z","end_date":"2026-06-04T14:00:00Z","closed_time":null,"volume":2015.34,"volume_24hr":2015.34,"volume_24h_change":null,"normalized_vol_24hr":18.54469871520996,"normalized_volume":15.032803535461426,"liquidity":null,"open_interest":1918.35,"categories":["Climate and Weather"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"82° to 83°","top_outcome_probability":0.58,"top_outcome_prob_24h_change":-0.020000000000000018,"top_outcome_volume_24h_change":263.78,"updated_at":"2026-05-27T22:23:11.118156Z","fetched_at":"2026-05-27T22:23:11.118156Z","added_at":"2026-05-27T14:10:09.626254Z","url":"https://kalshi.com/markets/kxhightlv/highest-temperature-in-las-vegas-on-may-28-2026/kxhightlv-26may28","chart_24h":[134.0,149.0,251.0,986.0,1069.82,1077.82,1329.82,1355.82,1375.27,1746.27,1823.7,1919.34,1992.34],"markets":[{"source":"kalshi","id":"KXHIGHTLV-26MAY28-B82.5","event_id":"KXHIGHTLV-26MAY28","slug":"KXHIGHTLV-26MAY28-B82.5","question":"Will the maximum temperature be  82-83° on May 28, 2026?","group_item_title":"82° to 83°","description":"If the maximum temperature recorded at Las Vegas for May 28, 2026, is between 82-83° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLILAS can be found by clicking the following URL: https://www.weather.gov/wrh/climate?wfo=vef, navigating to the \"Observed Weather\" tab, and choosing the location \"Las Vegas, NV\" 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":[0.58,0.42000000000000004],"probability":0.58,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-05-27T14:00:00Z","end_date":"2026-06-04T14:00:00Z","closed_time":"2026-05-29T08:00:00Z","volume":331.78,"volume_24hr":331.78,"prob_24h_change":-0.020000000000000018,"volume_24h_change":263.78,"normalized_vol_24hr":11.422027587890625,"normalized_volume":10.943378448486328,"liquidity":null,"categories":["Climate and Weather"],"updated_at":"2026-05-27T21:58:01.762934Z","fetched_at":"2026-05-27T21:57:25.470359Z","added_at":"2026-05-27T14:10:09.723870Z","url":"https://kalshi.com/markets/kxhightlv/highest-temperature-in-las-vegas-on-may-28-2026/kxhightlv-26may28","event_title":"Highest temperature in Las Vegas on May 28, 2026?","chart_24h":[0.6,0.56,0.56,0.55,0.59,0.59,0.58,0.58,0.58,0.58,0.59,0.58]},{"source":"kalshi","id":"KXHIGHTLV-26MAY28-B80.5","event_id":"KXHIGHTLV-26MAY28","slug":"KXHIGHTLV-26MAY28-B80.5","question":"Will the maximum temperature be  80-81° on May 28, 2026?","group_item_title":"80° to 81°","description":"If the maximum temperature recorded at Las Vegas for May 28, 2026, is between 80-81° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLILAS can be found by clicking the following URL: https://www.weather.gov/wrh/climate?wfo=vef, navigating to the \"Observed Weather\" tab, and choosing the location \"Las Vegas, NV\" 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":[0.35,0.65],"probability":0.35,"spread":0.009999999999999953,"active":true,"closed":false,"start_date":"2026-05-27T14:00:00Z","end_date":"2026-06-04T14:00:00Z","closed_time":"2026-05-29T08:00:00Z","volume":319.88,"volume_24hr":319.88,"prob_24h_change":0.35,"volume_24h_change":319.88,"normalized_vol_24hr":11.2792387008667,"normalized_volume":10.806572914123535,"liquidity":null,"categories":["Climate and Weather"],"updated_at":"2026-05-27T22:23:44.698027Z","fetched_at":"2026-05-27T22:23:11.196157Z","added_at":"2026-05-27T14:10:09.723870Z","url":"https://kalshi.com/markets/kxhightlv/highest-temperature-in-las-vegas-on-may-28-2026/kxhightlv-26may28","event_title":"Highest temperature in Las Vegas on May 28, 2026?","chart_24h":[0.0,0.28,0.28,0.22,0.22,0.25,0.28,0.29,0.3,0.3,0.3,0.3,0.31]},{"source":"kalshi","id":"KXHIGHTLV-26MAY28-B84.5","event_id":"KXHIGHTLV-26MAY28","slug":"KXHIGHTLV-26MAY28-B84.5","question":"Will the maximum temperature be  84-85° on May 28, 2026?","group_item_title":"84° to 85°","description":"If the maximum temperature recorded at Las Vegas for May 28, 2026, is between 84-85° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLILAS can be found by clicking the following URL: https://www.weather.gov/wrh/climate?wfo=vef, navigating to the \"Observed Weather\" tab, and choosing the location \"Las Vegas, NV\" 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":[0.08,0.92],"probability":0.08,"spread":0.009999999999999995,"active":true,"closed":false,"start_date":"2026-05-27T14:00:00Z","end_date":"2026-06-04T14:00:00Z","closed_time":"2026-05-29T08:00:00Z","volume":152.0,"volume_24hr":152.0,"prob_24h_change":0.0,"volume_24h_change":136.0,"normalized_vol_24hr":8.569966316223145,"normalized_volume":8.210835456848145,"liquidity":null,"categories":["Climate and Weather"],"updated_at":"2026-05-27T22:23:44.698027Z","fetched_at":"2026-05-27T22:23:11.196157Z","added_at":"2026-05-27T14:10:09.723870Z","url":"https://kalshi.com/markets/kxhightlv/highest-temperature-in-las-vegas-on-may-28-2026/kxhightlv-26may28","event_title":"Highest temperature in Las Vegas on May 28, 2026?","chart_24h":[0.08,0.08,0.11,0.11,0.11,0.08]},{"source":"kalshi","id":"KXHIGHTLV-26MAY28-T80","event_id":"KXHIGHTLV-26MAY28","slug":"KXHIGHTLV-26MAY28-T80","question":"Will the maximum temperature be  <80° on May 28, 2026?","group_item_title":"79° or below","description":"If the maximum temperature recorded at Las Vegas for May 28, 2026, is less than 80° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLILAS can be found by clicking the following URL: https://www.weather.gov/wrh/climate?wfo=vef, navigating to the \"Observed Weather\" tab, and choosing the location \"Las Vegas, NV\" 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":"2026-05-27T14:00:00Z","end_date":"2026-06-04T14:00:00Z","closed_time":"2026-05-29T08:00:00Z","volume":111.68,"volume_24hr":111.68,"prob_24h_change":-0.030000000000000002,"volume_24h_change":111.68,"normalized_vol_24hr":7.559425354003906,"normalized_volume":7.242641448974609,"liquidity":null,"categories":["Climate and Weather"],"updated_at":"2026-05-27T22:23:44.698027Z","fetched_at":"2026-05-27T22:23:11.196157Z","added_at":"2026-05-27T14:10:09.723870Z","url":"https://kalshi.com/markets/kxhightlv/highest-temperature-in-las-vegas-on-may-28-2026/kxhightlv-26may28","event_title":"Highest temperature in Las Vegas on May 28, 2026?","chart_24h":[0.05,0.05,0.05,0.02,0.05,0.05,0.02,0.02]},{"source":"kalshi","id":"KXHIGHTLV-26MAY28-B86.5","event_id":"KXHIGHTLV-26MAY28","slug":"KXHIGHTLV-26MAY28-B86.5","question":"Will the maximum temperature be  86-87° on May 28, 2026?","group_item_title":"86° to 87°","description":"If the maximum temperature recorded at Las Vegas for May 28, 2026, is between 86-87° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLILAS can be found by clicking the following URL: https://www.weather.gov/wrh/climate?wfo=vef, navigating to the \"Observed Weather\" tab, and choosing the location \"Las Vegas, NV\" 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":0.01,"active":true,"closed":false,"start_date":"2026-05-27T14:00:00Z","end_date":"2026-06-04T14:00:00Z","closed_time":"2026-05-29T08:00:00Z","volume":365.0,"volume_24hr":365.0,"prob_24h_change":-0.019999999999999997,"volume_24h_change":335.0,"normalized_vol_24hr":11.799378395080566,"normalized_volume":11.304916381835938,"liquidity":null,"categories":["Climate and Weather"],"updated_at":"2026-05-27T20:00:38.613687Z","fetched_at":"2026-05-27T20:00:02.477821Z","added_at":"2026-05-27T14:10:09.723870Z","url":"https://kalshi.com/markets/kxhightlv/highest-temperature-in-las-vegas-on-may-28-2026/kxhightlv-26may28","event_title":"Highest temperature in Las Vegas on May 28, 2026?","chart_24h":[0.03,0.03,0.02,0.02,0.01,0.01]},{"source":"kalshi","id":"KXHIGHTLV-26MAY28-T87","event_id":"KXHIGHTLV-26MAY28","slug":"KXHIGHTLV-26MAY28-T87","question":"Will the maximum temperature be  >87° on May 28, 2026?","group_item_title":"88° or above","description":"If the maximum temperature recorded at Las Vegas for May 28, 2026, is greater than 87° fahrenheit according to the National Weather Service's Climatological Report (Daily), then the market resolves to Yes.\n\n---\n\nData for CLILAS can be found by clicking the following URL: https://www.weather.gov/wrh/climate?wfo=vef, navigating to the \"Observed Weather\" tab, and choosing the location \"Las Vegas, NV\" 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":"2026-05-27T14:00:00Z","end_date":"2026-06-04T14:00:00Z","closed_time":"2026-05-29T08:00:00Z","volume":735.0,"volume_24hr":735.0,"prob_24h_change":-0.01,"volume_24h_change":715.0,"normalized_vol_24hr":14.757652282714844,"normalized_volume":14.13922119140625,"liquidity":null,"categories":["Climate and Weather"],"updated_at":"2026-05-27T16:19:50.112283Z","fetched_at":"2026-05-27T16:19:16.314130Z","added_at":"2026-05-27T14:10:09.723870Z","url":"https://kalshi.com/markets/kxhightlv/highest-temperature-in-las-vegas-on-may-28-2026/kxhightlv-26may28","event_title":"Highest temperature in Las Vegas on May 28, 2026?","chart_24h":[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/KXHIGHTLV-26MAY28","as_of":"2026-05-27T22:31:52.082928Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Highest temperature in Las Vegas on May 28, 2026?\" — top market at 1% probability across 6 outcomes","source_url":null}}