Highest temperature in Chicago on September 15?

/71°F or below

Weather/Temperature

21 days ago

daily

Ends DateSep 15, 2026

Liq$0

Vol$48.7K

OI$35.5

Rules

Ref

AI

$48.7K total volume. Resolves Sep 15, 2026. Odds via Polymarket, aggregated by Future.