Daily results

How Kalshi's weather cities settled on Mon, Aug 31, 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: Minneapolis, 93°F (+15°).
  • Coolest against normal: Phoenix, 91°F (−13°).
  • 12 of 24 cities ran above their normal high.

Streaks and records

  • On a run above normal: Dallas 29 days, Oklahoma City 29 days, Atlanta 24 days, San Antonio 23 days.
  • On a run below normal: San Francisco 5 days, New York City 3 days, Newark 3 days.
  • Within 3° of the record for the date: Minneapolis 93° (record 94°), Atlanta 94° (record 96°).
  • The market's favorite at the start of the day settled in 7 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 settlements59 days ago, settled Sep 1, 11:38 AM EDT
CityOfficial highvs normalWinning bracket
AtlantaHartsfield-Jackson · KATL94°+7°normal 87°94° to 95°✓ favorite came in
AustinAustin-Bergstrom · KAUS101°+6°normal 95°101° to 102°Upset: favorite was 99° to 100° (59¢)
BostonLogan · KBOS73°−5°normal 78°76° or below✓ favorite came in
ChicagoMidway · KMDW91°+10°normal 81°91° to 92°Upset: favorite was 89° to 90° (36¢)
DallasDFW Airport · KDFW102°+9°normal 93°101° to 102°Upset: favorite was 99° to 100° (49¢)
DenverDenver International · KDEN86°+1°normal 85°86° to 87°Upset: favorite was 84° to 85° (47¢)
HoustonHobby · KHOU90°−2°normal 92°93° or belowUpset: favorite was 94° to 95° (50¢)
Las VegasHarry Reid International · KLAS100°0°normal 100°99° to 100°✓ favorite came in
Los AngelesLAX · KLAX79°+2°normal 77°78° to 79°Upset: favorite was 80° or above (68¢)
LouisvilleLouisville International · KSDF95°+8°normal 87°95° to 96°
MiamiMiami International · KMIA91°+1°normal 90°91° to 92°✓ favorite came in
MinneapolisMinneapolis-St. Paul International · KMSP93°+15°normal 78°93° or aboveUpset: favorite was 89° to 90° (35¢)
New OrleansLouis Armstrong International · KMSY90°0°normal 90°90° to 91°Upset: favorite was 88° to 89° (47¢)
New York CityCentral Park · KNYC78°−3°normal 81°78° to 79°Upset: favorite was 77° or below (54¢)
NewarkNewark Liberty · KEWR80°−3°normal 83°79° to 80°✓ favorite came in
Oklahoma CityWill Rogers · KOKC101°+12°normal 89°100° to 101°✓ favorite came in
PhiladelphiaPhiladelphia International · KPHL82°−2°normal 84°82° or belowUpset: favorite was 85° to 86° (48¢)
PhoenixSky Harbor · KPHX91°−13°normal 104°94° or belowUpset: favorite was 97° to 98° (37¢)
San AntonioSan Antonio International · KSAT97°+3°normal 94°96° to 97°Upset: favorite was 98° to 99° (67¢)
San DiegoSan Diego International · KSAN78°0°normal 78°78° to 79°Upset: favorite was 84° to 85° (45¢)
San FranciscoSFO · KSFO67°−7°normal 74°66° to 67°Upset: favorite was 68° to 69° (34¢)
SeattleSea-Tac · KSEA76°0°normal 76°75° to 76°✓ favorite came in
TrentonTrenton-Mercer · KTTN78°−4°normal 82°80° or belowUpset: favorite was 81° to 82° (48¢)
Washington DCReagan National · KDCA87°+1°normal 86°90° or belowUpset: favorite was 91° to 92° (41¢)

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 Mon, Aug 31

Every settled day

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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
Austin98-99°FKAUScame out apart
Chicago86-87°FKORDcame out apart
Dallas100-101°FKDALcame out apart
Denver86-87°FKBKFholds Kalshi's high
Houston90-91°FKHOUholds Kalshi's high
Los Angeles78-79°FKLAXholds Kalshi's high
Miami90-91°FKMIAholds Kalshi's high
New York City76-77°FKLGAcame out apart
San Francisco66-67°FKSFOholds Kalshi's high
Seattle76-77°FKSEAholds Kalshi's high