TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: May 19, 12:59 AM EST
Kalshi
The highest temperature recorded at Miami International Airport on May 18, 2026 will be measured according to the National Weather Service's official daily climatological report. This event tracks the specific temperature reading for that date and location.