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How Kalshi's weather cities settled on Wed, Oct 21, 2026

Every city's official high, the bracket that won, and whether the market's favorite came in. Each city's day runs midnight to midnight local standard time. On the rare day the weather service and Kalshi's source differ, the row says so.

Updated Oct 22, 10:12 AM EDT.

Almanac shows the thermometer each Kalshi and Polymarket weather market goes by, live next to every price, and how every city settled.

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  • 24 of 24 cities settled.
  • Warmest against normal: Minneapolis, 74°F (+19°).
  • Coolest against normal: San Francisco, 65°F (−7°).
  • 17 of 24 cities ran above their normal high.

Streaks and records

  • On a run above normal: San Diego 8 days, Denver 5 days, Minneapolis 5 days, Chicago 4 days.
  • On a run below normal: New Orleans 5 days, San Francisco 4 days.
  • The market's favorite at the start of the day settled in 8 of 24 cities with prices stored.

From each station's NWS climate reports (via the Iowa Environmental Mesonet) and Kalshi's settlements and stored prices. Facts about this day, not forecasts.

All 24 cities

NWS climate reports via IEM10 days ago, fetched Oct 22, 7:20 AM EDTKalshi settlements9 days ago, settled Oct 22, 10:12 AM EDT
CityOfficial highvs normalWinning bracket
AtlantaHartsfield-Jackson · KATL75°+2°normal 73°74° to 75°Upset: favorite was 76° to 77° (68¢)
AustinAustin-Bergstrom · KAUS85°+4°normal 81°85° to 86°✓ favorite came in
BostonLogan · KBOS56°−4°normal 60°56° to 57°Upset: favorite was 54° to 55° (51¢)
ChicagoMidway · KMDW71°+10°normal 61°70° to 71°Upset: favorite was 72° to 73° (59¢)
DallasDFW Airport · KDFW81°+4°normal 77°81° to 82°✓ favorite came in
DenverDenver International · KDEN75°+12°normal 63°74° to 75°Upset: favorite was 76° to 77° (58¢)
HoustonHobby · KHOU84°+3°normal 81°83° to 84°Upset: favorite was 85° to 86° (48¢)
Las VegasHarry Reid International · KLAS85°+6°normal 79°84° or aboveUpset: favorite was 82° to 83° (47¢)
Los AngelesLAX · KLAX74°0°normal 74°73° to 74°Upset: favorite was 75° or above (43¢)
LouisvilleLouisville International · KSDF75°+6°normal 69°74° to 75°Upset: favorite was 76° to 77° (48¢)
MiamiMiami International · KMIA84°−1°normal 85°83° to 84°Upset: favorite was 85° to 86° (67¢)
MinneapolisMinneapolis-St. Paul International · KMSP74°+19°normal 55°73° to 74°✓ favorite came in
New OrleansLouis Armstrong International · KMSY78°−1°normal 79°77° to 78°✓ favorite came in
New York CityCentral Park · KNYC62°−1°normal 63°61° to 62°✓ favorite came in
NewarkNewark Liberty · KEWR65°+1°normal 64°64° to 65°✓ favorite came in
Oklahoma CityWill Rogers · KOKC80°+9°normal 71°80° to 81°Upset: favorite was 78° to 79° (60¢)
PhiladelphiaPhiladelphia International · KPHL67°+2°normal 65°67° to 68°✓ favorite came in
PhoenixSky Harbor · KPHX92°+5°normal 87°92° or aboveUpset: favorite was 90° to 91° (29¢)
San AntonioSan Antonio International · KSAT84°+3°normal 81°83° to 84°Upset: favorite was 85° to 86° (64¢)
San DiegoSan Diego International · KSAN77°+3°normal 74°76° to 77°Upset: favorite was 78° to 79° (52¢)
San FranciscoSFO · KSFO65°−7°normal 72°65° to 66°Upset: favorite was 67° to 68° (43¢)
SeattleSea-Tac · KSEA64°+5°normal 59°63° to 64°Upset: favorite was 65° to 66° (51¢)
TrentonTrenton-Mercer · KTTN66°+2°normal 64°66° to 67°Upset: favorite was 64° to 65° (65¢)
Washington DCReagan National · KDCA68°0°normal 68°68° to 69°✓ favorite came in

Source: NWS Daily Climate Reports, via the Iowa Environmental Mesonet; Kalshi settlements (public market data); The Weather Company, the settlement source since Aug 14, 2026

Polymarket, the same day

How Polymarket's daily temperature markets settled: its own stations, its own reading (the highest hourly report), so a city can come out apart from Kalshi.

US cities
CityPolymarket's rangeStationBeside Kalshi
Atlanta74-75°FKATLholds Kalshi's high
Austin84-85°FKAUSholds Kalshi's high
Chicago70-71°FKORDholds Kalshi's high
Dallas82-83°FKDALcame out apart
Denver76-77°FKBKFcame out apart
Houston84-85°FKHOUholds Kalshi's high
Los Angeles72-73°FKLAXcame out apart
Miami84-85°FKMIAholds Kalshi's high
New York City62-63°FKLGAholds Kalshi's high
San Francisco64-65°FKSFOholds Kalshi's high
Seattle64-65°FKSEAholds Kalshi's high

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Share card: How Kalshi's 24 weather cities settled on Wed, Oct 21

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