TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: May 12, 12:59 AM EST
Kalshi
This event concerns the highest temperature recorded at Philadelphia International Airport on May 11, 2026, as reported by the National Weather Service. The outcome will be determined by which temperature range the daily high falls into on that date.