PolymarketCheck availabilityNo KYC2% feeVerified resolution dataWell calibratedCurrent implied probability
74-75°F 35.2%+4.0ptLeader of 11 outcomesVig-adjusted: raw venue quotes summed above 100% and were normalized.
Market quality
70 / 100
Medium quality24h Volume
$4.2K
Liquidity
$39.6K
High liquiditySpread
3.0 pt
Moderate spreadComments
0
Market data
Updated 9 minutes ago
Sep 11, 26, 6:56 AM UTCSep 13, 26, 12:00 PM UTC
Trends
0%
0%
0%
0%
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Lowest temperature in Chicago on September 13?
PolymarketHighest temperature in Chicago on September 12, 2026?
GeminiHighest temperature in Chicago on Sep 12, 2026?
KalshiLowest temperature in Chicago on Sep 12, 2026?
KalshiWill the highest temperature in Chicago (CHI)(MDW)(KMDW) exceed 85 F on September 12, 2026?
ForecastExWill the lowest temperature in Chicago (CHI)(MDW)(KMDW) be below 68 F on September 12, 2026?
ForecastExRules
This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the Chicago O'Hare Intl Airport Station in degrees Fahrenheit on 13 Sep '26.
- The resolution source for this market will be information from NOAA, specifically the highest 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.
Prediction Source Comparison
Open markets
WeatherKALSHIHighest temperature in Los Angeles on Sep 12, 2026?
- 83° to 84°38.4%
- 81° to 82°33%
- 85° or above17.9%
+3 more outcomes
- Total Vol
- $72K
- 24h Vol
- $72K
KALSHIWhere will it rain on Sep 12, 2026?
- Atlanta+24.0pt99%
- Miami+12.0pt86%
- Seattle+9.0pt83%
+19 more outcomes
- Total Vol
- $71.6K
KALSHIHighest temperature in Miami on Sep 12, 2026?
- 90° to 91°54.2%
- 88° to 89°22.4%
- 92° to 93°16.8%
+3 more outcomes
- Total Vol
- $28.7K
- 24h Vol
- $28.7K
KALSHIHighest temperature in New York City on Sep 12, 2026?
- 77° to 78°51.4%
- 75° to 76°26.2%
- 79° to 80°16.8%
+3 more outcomes
- Total Vol
- $26.4K
- 24h Vol
- $26.4K
KALSHIHighest temperature in Austin on Sep 12, 2026?
- 101° to 102°48.6%
- 103° to 104°43%
- 99° to 100°3.7%
+3 more outcomes
- Total Vol
- $17.7K
- 24h Vol
- $17.7K
POLYMARKETHighest temperature in Beijing on September 13?
- 31°C+19.0pt49%
- 30°C-7.0pt26%
- 29°C-2.5pt10.6%
+8 more outcomes
- Highest temperature in Shanghai on September 13?
- Highest temperature in Munich on September 13?
- Highest temperature in Chicago on Sep 12, 2026?
- Highest temperature in Dallas on Sep 12, 2026?
- Highest temperature in Wellington on September 13?
- Highest temperature in Dallas on September 13?
- Highest temperature in Shenzhen on September 13?
- Highest temperature in Singapore on September 13?
- Highest temperature in Amsterdam on September 13?
- Highest temperature in Ankara on September 13?
Frequently asked questions
- What are the current odds for Highest temperature in Chicago on September 13??
- Polymarket prices 74-75°F at 35% as of September 12, 2026.
- When does Highest temperature in Chicago on September 13? resolve?
- Highest temperature in Chicago on September 13? is scheduled to resolve on September 13, 2026.
- How is Highest temperature in Chicago on September 13? settled?
- Polymarket settles this market as follows: This market will resolve to the temperature range that contains the highest temperature recorded by NOAA at the Chicago O'Hare Intl Airport Station in degrees Fahrenheit on 13 Sep '26.
- Where else is Highest temperature in Chicago on September 13? listed?
- The same question is also listed on Kalshi, Gemini.