KalshiCheck availabilityKYC requiredVerified resolution dataWell calibratedSelected book midpoint
45° to 46° · —
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Book received (not venue quote time): —
Stored reference
45° to 46° 57%Leader of 6 outcomes
45° to 46° 57%Market quality
51 / 100
Medium quality24h Volume
$388
Open interest
$395.3
Low open interestBid / Ask
— / —
45° to 46°Spread
—
Market data
Updated 19 minutes ago
Oct 9, 26, 2:00 PM UTCOct 11, 26, 8:00 AM UTC
Chart and changes show stored historical probabilities, not the selected live book.
Trends
Selected row: book midpoint. Other rows: stored references, possibly normalized; 24h changes use stored history.
Venue terms
Source: Kalshi
Informational venue terms only; CoinRithm paper trading uses its own rules.
- Early close:
- Yes
- Settlement timer:
- 5m (informational)
Market depth · 45° to 46°
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Book received (not venue quote time): —
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Lowest temperature in Seattle on Oct 9, 2026?
KalshiHighest temperature in Seattle on Oct 9, 2026?
KalshiHighest temperature in Seattle on Oct 10, 2026?
KalshiLowest temperature in Seattle on October 10?
PolymarketWill the lowest temperature in Seattle (SEA)(KSEA) be below 52 F on October 9, 2026? (minimum) (min) (coldest)?
ForecastExWill the lowest temperature in Seattle (SEA)(KSEA) be below 54 F on October 9, 2026? (minimum) (min) (coldest)?
ForecastExRules
If the minimum temperature recorded at Seattle (CLISEA) for Oct 10, 2026, is between 45-46° 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. If no data is available at the end of this period, all markets will resolve to the last fair price determined by Kalshi. Please note, a status of "Final" on weather.com/kalshi is provided for convenience only, and does not guarantee data to be error-free and thus exempt from the above.
Rules for each outcome
- 45° to 46°
- If the minimum temperature recorded at Seattle (CLISEA) for Oct 10, 2026, is between 45-46° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 47° to 48°
- If the minimum temperature recorded at Seattle (CLISEA) for Oct 10, 2026, is between 47-48° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 43° to 44°
- If the minimum temperature recorded at Seattle (CLISEA) for Oct 10, 2026, is between 43-44° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 49° or above
- If the minimum temperature recorded at Seattle (CLISEA) for Oct 10, 2026, is greater than 48° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 41° to 42°
- If the minimum temperature recorded at Seattle (CLISEA) for Oct 10, 2026, is between 41-42° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 40° or below
- If the minimum temperature recorded at Seattle (CLISEA) for Oct 10, 2026, is less than 41° fahrenheit according to The Weather Company, then the market resolves to Yes.
Prediction Source Comparison
- Also available on Polymarket — Lowest temperature in Seattle on October 10? · 58°F or higher 48%