PolymarketCheck availabilityNo KYCVerified resolution dataWell calibratedData quality warningNo live quotes
Data as of Oct 12, 2026, 1:20 PM UTC · policy pm-quality-4
Selected book midpoint
51°F or below · —
Loading selected book…
—
Stored reference
51°F or below No observed price
51°F or below No observed priceMarket quality
31 / 100
Low quality24h Volume
—
Liquidity
$6.4K
Medium liquidityBid / Ask
— / —
51°F or belowSpread
—
Comments
0
Market data
Updated 17 minutes ago
Oct 12, 26, 7:29 AM UTCOct 14, 26, 12:00 PM 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: Polymarket
Informational venue terms only; CoinRithm paper trading uses its own rules.
- Minimum order (shares):
- 5
- Tick size:
- 1 percentage points
- Fees:
- Yes
Market depth · 51°F or below
Loading selected book…
—
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Lowest temperature in Chicago on October 13?
PolymarketHighest temperature in Chicago on October 13?
PolymarketLowest temperature in Chicago on Oct 12, 2026?
KalshiWill the lowest temperature in Chicago (CHI)(MDW)(KMDW) be below 62 F on October 12, 2026? (minimum) (min) (coldest)?
ForecastExWill the lowest temperature in Chicago (CHI)(MDW)(KMDW) be below 63 F on October 12, 2026? (minimum) (min) (coldest)?
ForecastExWill the lowest temperature in Chicago (CHI)(MDW)(KMDW) be below 64 F on October 12, 2026? (minimum) (min) (coldest)?
ForecastExRules
This market will resolve to the temperature range that contains the lowest temperature recorded by NOAA at the Chicago O'Hare Intl Airport Station in degrees Fahrenheit on 14 Oct '26.
- The resolution source for this market will be information from NOAA, specifically the lowest reading under the "Temp" column for all times on this day, available here: https://www.weather.gov/wrh/timeseries?site=kord
- This market will resolve off of the Hourly Data provided using the "Show Hourly Data" button.
- If NOAA data for the observation date is unavailable by 11:59 PM ET on the day following the observation date, the Weather Underground Daily Observations table will be used as the resolution source.
- In the event that there is no data for the observation date by 11:59 PM ET on the day following the observation date, this market will resolve to the lowest bracket.
- To toggle between Fahrenheit and Celsius, click the "Switch to US Units w/ kts" button until the relevant table displays °F.