Exactly how this resolves
- Station / series
- CLIMDW — CHICAGO (KMDW, NWS LOT)
- Measurement
- Maximum temperature for the climate day 2026-10-09, 00:00-24:00 local standard time (UTC-6)
- Window
- 2026-10-09 06:00 UTC → 2026-10-10 06:00 UTC (America/Chicago)
- Resolution source
- The Weather Company (weather.com/kalshi) — The Weather Company daily maximum temperature for CLIMDW (weather.com/kalshi)
- Independent check
- NWS Daily Climate Report CLIMDW (WFO LOT); NOAA RCC-ACIS USW00014819
- Rounding
- Whole degrees Fahrenheit as reported; preliminary values may differ by rounding/conversion
- Exceptions
- Preliminary data may be revised; the exchange may hold expiration until a non-erroneous revision, else last fair price
- Normalization
- NORMALIZED · contract-norm/1
Venue rule (example outcome):
If the maximum temperature recorded at Chicago (CLIMDW) for Oct 9, 2026, is between 71-72° fahrenheit according to The Weather Company, then the market resolves to Yes.
