KalshiCheck availabilityKYC requiredVerified resolution dataFairly calibratedCurrent implied probability
70° to 71° 43.6%Leader of 6 outcomes
70° to 71° 43.6%Market quality
67 / 100
Medium quality24h Volume
$2.5K
Liquidity
$2K
Low liquiditySpread
1.0 pt
Tight spreadMarket data
Updated 10 minutes ago
Sep 25, 26, 2:00 PM UTCSep 27, 26, 8:00 AM UTC
Trends
Venue terms
Source: Kalshi
Informational venue terms only; CoinRithm paper trading uses its own rules.
- Early close:
- Yes
- Settlement timer:
- 5m (informational)
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Highest temperature in San Francisco on Sep 25, 2026?
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KalshiRain in San Francisco in Sep 2026?
KalshiHighest temperature in San Francisco on September 26?
PolymarketWill the highest temperature in San Francisco (SF)(SFO)(KSFO) exceed 67 F on September 25, 2026?
ForecastExRules
If the maximum temperature recorded at San Francisco (CLISFO) for Sep 26, 2026, is less than 66° fahrenheit according to The Weather Company, then the market resolves to Yes.
Settles via:The Weather Company
- Not all weather data is the same.
- While checking a source like AccuWeather or Google Weather may help guide your decision, the official and final value used to determine this market is the maximum/minimum temperature as reported by the Weather Company.
- Reading weather data Preliminary Weather Company data may be subject to rounding and conversion differences from the final reported value.
- Use caution when interpreting preliminary Weather Company readings.
- If it is determined in the sole discretion of the Exchange that there is a material error in the initial non-preliminary publication, Expiration may be held until the publication of a non-materially-erroneous data revision or until the Expiration Date, whichever comes first.