TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Mar 18, 10:00 AM EST
Kalshi
This event tracks the highest temperature recorded at Philadelphia International Airport on March 17, 2026, as officially reported by the National Weather Service. The market covers nearly all plausible temperature outcomes for that date, essentially betting on whether any temperature reading will occur.