Daily results

How Kalshi's weather cities settled on Tue, Sep 1, 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 20, 11:51 PM EDT.

  • 24 of 24 cities settled.
  • Warmest against normal: Chicago, 94°F (+13°).
  • Coolest against normal: Seattle, 66°F (−9°).
  • 16 of 24 cities ran above their normal high.

Streaks and records

  • On a run above normal: Dallas 30 days, Oklahoma City 30 days, Atlanta 25 days, San Antonio 24 days.
  • On a run below normal: San Francisco 6 days.
  • Within 3° of the record for the date: Washington DC 98° (record 99°), Atlanta 94° (record 97°).
  • The market's favorite at the start of the day settled in 10 of 23 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 20, 11:51 PM EDTKalshi settlements58 days ago, settled Sep 2, 10:26 AM EDT
CityOfficial highvs normalWinning bracket
AtlantaHartsfield-Jackson · KATL94°+7°normal 87°93° to 94°Upset: favorite was 95° to 96° (63¢)
AustinAustin-Bergstrom · KAUS101°+7°normal 94°100° to 101°Upset: favorite was 98° to 99° (46¢)
BostonLogan · KBOS69°−9°normal 78°68° to 69°✓ favorite came in
ChicagoMidway · KMDW94°+13°normal 81°93° to 94°Upset: favorite was 95° or above (40¢)
DallasDFW Airport · KDFW100°+7°normal 93°100° to 101°✓ favorite came in
DenverDenver International · KDEN87°+2°normal 85°87° to 88°Upset: favorite was 85° to 86° (49¢)
HoustonHobby · KHOU87°−5°normal 92°88° or below✓ favorite came in
Las VegasHarry Reid International · KLAS97°−3°normal 100°96° to 97°✓ favorite came in
Los AngelesLAX · KLAX76°−1°normal 77°76° to 77°✓ favorite came in
LouisvilleLouisville International · KSDF97°+10°normal 87°97° to 98°
MiamiMiami International · KMIA89°−1°normal 90°89° to 90°Upset: favorite was 91° to 92° (49¢)
MinneapolisMinneapolis-St. Paul International · KMSP90°+12°normal 78°89° to 90°✓ favorite came in
New OrleansLouis Armstrong International · KMSY91°+1°normal 90°91° to 92°✓ favorite came in
New York CityCentral Park · KNYC82°+1°normal 81°82° or below✓ favorite came in
NewarkNewark Liberty · KEWR87°+5°normal 82°87° to 88°Upset: favorite was 84° or below (49¢)
Oklahoma CityWill Rogers · KOKC101°+12°normal 89°101° to 102°Upset: favorite was 99° to 100° (57¢)
PhiladelphiaPhiladelphia International · KPHL93°+9°normal 84°93° to 94°Upset: favorite was 91° to 92° (50¢)
PhoenixSky Harbor · KPHX101°−3°normal 104°100° to 101°Upset: favorite was 102° to 103° (45¢)
San AntonioSan Antonio International · KSAT97°+3°normal 94°97° to 98°✓ favorite came in
San DiegoSan Diego International · KSAN79°+1°normal 78°79° to 80°Upset: favorite was 85° or above (47¢)
San FranciscoSFO · KSFO71°−4°normal 75°71° to 72°✓ favorite came in
SeattleSea-Tac · KSEA66°−9°normal 75°69° or belowUpset: favorite was 72° to 73° (42¢)
TrentonTrenton-Mercer · KTTN88°+6°normal 82°88° to 89°Upset: favorite was 94° or above (48¢)
Washington DCReagan National · KDCA98°+13°normal 85°98° to 99°Upset: favorite was 94° to 95° (42¢)

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

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Share card: How Kalshi's 24 weather cities settled on Tue, Sep 1

Every settled day

Almanac shows information and tools. It never says what to buy or sell and never places an order.

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
Atlanta92-93°FKATLcame out apart
Austin100-101°FKAUSholds Kalshi's high
Chicago94-95°FKORDholds Kalshi's high
Dallas98-99°FKDALcame out apart
Denver86-87°FKBKFholds Kalshi's high
Houston86-87°FKHOUholds Kalshi's high
Los Angeles74-75°FKLAXcame out apart
Miami88-89°FKMIAholds Kalshi's high
New York City80-81°FKLGAcame out apart
San Francisco70-71°FKSFOholds Kalshi's high
Seattle66-67°FKSEAholds Kalshi's high