KalshiCheck availabilityKYC requiredVerified resolution dataWell calibratedSelected book midpoint
58° to 59° · —
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Book received (not venue quote time): —
Stored price
58° to 59° Stored bid–ask39%–50%Collected: Last trade: 43% · Trade time unknownPrices are percentages of payout, before fees; these stored observations are not executable quotes.Leader of 6 outcomes
58° to 59° Stored bid–ask39%–50%Collected: Last trade: 43% · Trade time unknownPrices are percentages of payout, before fees; these stored observations are not executable quotes.Market quality
52 / 100
Medium quality24h Volume
$299.5
Open interest
$293.5
Low open interestBid / Ask
— / —
58° to 59°Spread
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Market data
Updated 23 minutes ago
Oct 10, 26, 2:00 PM UTCOct 12, 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 · 58° to 59°
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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 Chicago on Oct 10, 2026?
KalshiHighest temperature in Chicago on Oct 10, 2026?
KalshiHighest temperature in Chicago on Oct 11, 2026?
KalshiLowest temperature in Chicago on October 11?
PolymarketWill the lowest temperature in Chicago (CHI)(MDW)(KMDW) be below 60 F on October 10, 2026? (minimum) (min) (coldest)?
ForecastExWill the lowest temperature in Chicago (CHI)(MDW)(KMDW) be below 61 F on October 10, 2026? (minimum) (min) (coldest)?
ForecastExRules
If the minimum temperature recorded at Chicago (CLIMDW) for Oct 11, 2026, is between 58-59° 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
- 58° to 59°
- If the minimum temperature recorded at Chicago (CLIMDW) for Oct 11, 2026, is between 58-59° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 54° to 55°
- If the minimum temperature recorded at Chicago (CLIMDW) for Oct 11, 2026, is between 54-55° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 62° or above
- If the minimum temperature recorded at Chicago (CLIMDW) for Oct 11, 2026, is greater than 61° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 53° or below
- If the minimum temperature recorded at Chicago (CLIMDW) for Oct 11, 2026, is less than 54° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 56° to 57°
- If the minimum temperature recorded at Chicago (CLIMDW) for Oct 11, 2026, is between 56-57° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 60° to 61°
- If the minimum temperature recorded at Chicago (CLIMDW) for Oct 11, 2026, is between 60-61° fahrenheit according to The Weather Company, then the market resolves to Yes.