KalshiCheck availabilityKYC requiredVerified resolution dataWell calibratedCurrent implied probability
63° to 64° 76%+44.0ptLeader of 6 outcomesVig-adjusted: raw venue quotes summed above 100% and were normalized.
63° to 64° 76%+44.0ptMarket quality
57 / 100
Medium quality24h Volume
$64K
Open interest
$42.8K
High open interestMarket data
Updated 15 minutes ago
Sep 29, 26, 2:00 PM UTCOct 1, 26, 7:00 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 Denver on Oct 1, 2026?
KalshiLowest temperature in Denver on Sep 30, 2026?
KalshiConsecutive days of average temperature in Denver above 90°F - week of Sep 28, 2026
KalshiRain in Denver in Sep 2026?
KalshiHighest temperature in Denver on October 1?
PolymarketHighest temperature in Denver on October 2?
PolymarketRules
If the maximum temperature recorded at Denver (CLIDEN) for Sep 30, 2026, is between 63-64° 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
- 63° to 64°
- If the maximum temperature recorded at Denver (CLIDEN) for Sep 30, 2026, is between 63-64° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 61° to 62°
- If the maximum temperature recorded at Denver (CLIDEN) for Sep 30, 2026, is between 61-62° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 65° to 66°
- If the maximum temperature recorded at Denver (CLIDEN) for Sep 30, 2026, is between 65-66° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 59° to 60°
- If the maximum temperature recorded at Denver (CLIDEN) for Sep 30, 2026, is between 59-60° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 67° or above
- If the maximum temperature recorded at Denver (CLIDEN) for Sep 30, 2026, is greater than 66° fahrenheit according to The Weather Company, then the market resolves to Yes.
- 58° or below
- If the maximum temperature recorded at Denver (CLIDEN) for Sep 30, 2026, is less than 59° fahrenheit according to The Weather Company, then the market resolves to Yes.