
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.
Market depth · 65° to 66°
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Lowest temperature in Washington DC on Oct 31, 2026?
Will the highest temperature in Washington DC (DC)(DCA)(KDCA) exceed 63 F on October 31, 2026? (maximum) (max) (hottest)?
Will the highest temperature in Washington DC (DC)(DCA)(KDCA) exceed 64 F on October 31, 2026? (maximum) (max) (hottest)?
Will the highest temperature in Washington DC (DC)(DCA)(KDCA) exceed 62 F on October 31, 2026? (maximum) (max) (hottest)?
Will the lowest temperature in Washington DC (DC)(DCA)(KDCA) be below 50 F on October 31, 2026? (minimum) (min) (coldest)?
Snow in Washington DC in Dec 2026?
Rules
If the maximum temperature recorded at Washington DC (CLIDCA) for Oct 31, 2026, is between 65-66° fahrenheit according to The Weather Company, then the market resolves to Yes.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/kalshi/kxhightdc-26oct31AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+77 more outcomes
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