Highest temperature in Chicago on October 15? - 67 or above
Prediction market on polymarket_us. Will the highest temperature recorded at Chicago Midway Airport (KMDW) in Chicago for 2026-10-15 as reported by the National Weather Service's Climatological Report (Daily) be greater than or equal to 67F? Outcome verified from NWS Climatological Report.
Resolves: 10/16/2026.