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 16, 1:00 AM EST
Kalshi
This event tracks the maximum temperature recorded in Boston on May 15, 2026, according to the National Weather Service's official daily climatological report. The market covers all possible temperature outcomes within a specified range, effectively resolving to Yes regardless of the actual recorded maximum temperature on that date.