Highest temperature in Chicago on August 31?

/81°F or below

Weather/Temperature

a month ago

daily

Ends DateAug 31, 2026

Liq$0

Vol$37.5K

OI$3.21K

Rules

Ref

AI

$37.5K total volume. Resolves Aug 31, 2026. Odds via Polymarket, aggregated by Future.