TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Apr 29, 10:00 AM EST
Kalshi
The highest temperature at Chicago Midway airport on April 28, 2026, will be recorded and reported by the National Weather Service. This event tracks the actual daily maximum temperature at that location on that specific date.