PolymarketCheck availabilityNo KYC2% feeVerified resolution dataWell calibratedCurrent implied probability
80-81°F 35.5%+12.0ptLeader of 11 outcomesVig-adjusted: raw venue quotes summed above 100% and were normalized.
Market quality
74 / 100
Medium quality24h Volume
$5.4K
Liquidity
$40.4K
High liquiditySpread
1.0 pt
Tight spreadComments
0
Market data
Updated 7 minutes ago
Sep 13, 26, 4:56 PM UTCSep 15, 26, 12:00 PM UTC
Trends
0%
0%
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Highest temperature in Chicago on September 16?
PolymarketLowest temperature in Chicago on September 16?
PolymarketHighest temperature in Chicago on September 14, 2026?
GeminiLowest temperature in Chicago on September 15?
PolymarketHighest temperature in Chicago on Sep 14, 2026?
KalshiLowest temperature in Chicago on Sep 14, 2026?
KalshiRules
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 15 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
WeatherKALSHIWhere will it rain on Sep 14, 2026?
- Minneapolis+16.0pt98%
- Houston-4.0pt40%
- Miami-1.0pt38%
+19 more outcomes
- Total Vol
- $95.3K
- 24h Vol
- $92K
KALSHIHighest temperature in Los Angeles on Sep 14, 2026?
- 79° to 80°44.3%
- 81° to 82°31.9%
- 83° or above13.3%
+3 more outcomes
- Total Vol
- $70.9K
- 24h Vol
- $70.9K
POLYMARKETHow many 7.0 or above earthquakes in 2026?
- 14–16-1.0pt48.5%
- 17–19+2.0pt31.3%
- 11–13-0.5pt14.1%
+4 more outcomes
KALSHIHighest temperature in New York City on Sep 14, 2026?
- 74° to 75°63.9%
- 76° to 77°29.6%
- 78° to 79°3.7%
+3 more outcomes
- Total Vol
- $50.6K
- 24h Vol
- $50.6K
KALSHIHighest temperature in Miami on Sep 14, 2026?
- 92° to 93°42.6%
- 90° to 91°42.6%
- 88° to 89°9.3%
+3 more outcomes
- Total Vol
- $22.1K
- 24h Vol
- $21.8K
POLYMARKETLargest IPO by market cap in 2026?
- Anthropic-0.3pt50%
- SpaceX+2.0pt49%
- OpenAI+0.1pt1%
+9 more outcomes
- Highest temperature in Milan on September 15?
- Measles cases in U.S. in 2026?
- Highest temperature in Paris on September 15?
- Highest temperature in Singapore on September 15?
- Highest temperature in Dallas on Sep 14, 2026?
- Highest temperature in Chicago on Sep 14, 2026?
- Highest temperature in Shanghai on September 15?
- Highest temperature in Austin on Sep 14, 2026?
- Highest temperature in Amsterdam on September 15?
- Highest temperature in Manila on September 15?
Frequently asked questions
- What are the current odds for Highest temperature in Chicago on September 15??
- Polymarket prices 80-81°F at 36% as of September 14, 2026.
- When does Highest temperature in Chicago on September 15? resolve?
- Highest temperature in Chicago on September 15? is scheduled to resolve on September 15, 2026.
- How is Highest temperature in Chicago on September 15? 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 15 Sep '26.
- Where else is Highest temperature in Chicago on September 15? listed?
- The same question is also listed on Kalshi, Gemini.