KalshiCheck availabilityKYC requiredVerified resolution dataWell calibratedSelected book midpoint
54° or above · —
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Stored price
54° or above 97.5%Leader of 6 outcomes
54° or above 97.5%Market quality
52 / 100
Medium quality24h Volume
$1.3K
Open interest
$1.2K
Low open interestBid / Ask
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54° or aboveSpread
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Market data
Updated 1 hour ago
LaggingOct 30, 26, 2:00 PM UTCNov 1, 26, 6:00 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 · 54° or above
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Lowest temperature in Chicago on Nov 1, 2026?
KalshiHighest temperature in Chicago on Oct 31, 2026?
KalshiLowest temperature in Chicago on November 1?
PolymarketWill the lowest temperature in Chicago (CHI)(MDW)(KMDW) be below 53 F on October 31, 2026? (minimum) (min) (coldest)?
ForecastExWill the lowest temperature in Chicago (CHI)(MDW)(KMDW) be below 54 F on October 31, 2026? (minimum) (min) (coldest)?
ForecastExLowest temperature in Chicago on November 2?
PolymarketRules
If the minimum temperature recorded at Chicago (CLIMDW) for Oct 31, 2026, is greater than 53° 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
- 54° or above
- If the minimum temperature recorded at Chicago (CLIMDW) for Oct 31, 2026, is greater than 53° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 50° to 51°
- If the minimum temperature recorded at Chicago (CLIMDW) for Oct 31, 2026, is between 50-51° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 52° to 53°
- If the minimum temperature recorded at Chicago (CLIMDW) for Oct 31, 2026, is between 52-53° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 48° to 49°
- If the minimum temperature recorded at Chicago (CLIMDW) for Oct 31, 2026, is between 48-49° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 46° to 47°
- If the minimum temperature recorded at Chicago (CLIMDW) for Oct 31, 2026, is between 46-47° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 45° or below
- If the minimum temperature recorded at Chicago (CLIMDW) for Oct 31, 2026, is less than 46° fahrenheit according to The Weather Company, then the market resolves to Yes.