Highest temperature in Chicago on August 8?
85 to 86
43%+13343¢2.326
85 to 86
Yes
2.33x
No
1.72x
83 to 84
28%+25728¢3.571
83 to 84
Yes
3.57x
No
1.32x
87 to 88
25%+30025¢4.000
87 to 88
Yes
4.0x
No
1.32x
81 to 82
9%+10119¢11.111
81 to 82
Yes
11.11x
No
1.08x
80 or below
4%+24004¢25.000
80 or below
Yes
25.0x
No
1.02x
89 or above
3%+32333¢33.333
89 or above
Yes
33.33x
No
1.01x
Will the highest temperature recorded at Chicago Midway Airport (KMDW) in Chicago for 2026-08-08 as reported by the National Weather Service's Climatological Report (Daily) be less than or equal to 80F? Outcome verified from NWS Climatological Report.
- Upcoming: Event startAug 8, 2026 at 2:00 AM EDT
- Upcoming: Market closesAug 8, 2026 at 7:59 PM EDT
- Upcoming: PayoutUsually within 25 min of market closing
What is the “Highest temperature in Chicago on August 8?” prediction market?
This market lets you trade on the outcome of Highest temperature in Chicago on August 8?. Prices reflect the market's current estimate of each outcome's probability.
How are prices determined?
Prices move with supply and demand as traders buy and sell outcome shares. A price of 60¢ implies the market estimates a 60% chance.
When does this market resolve?
The market resolves when the outcome is officially determined, per the resolution rules above. Winning shares redeem at $1.
Can I sell my position before the market resolves?
Yes. You can sell your shares at the current market price any time before resolution — you never have to wait for the outcome.
What happens if I hold winning shares?
Each winning share redeems at $1 once the market resolves. Your profit is the difference between $1 and what you paid per share.
Where do the odds come from?
Odds come from real traders backing their views with money, not from a bookmaker. Research shows prediction markets are among the most accurate forecasting tools available.