TOTAL VOLUME:
$134b
24H VOL:
$103,397,351
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,410,176,180
399,592
Markets across
30,097
events
MATCHED EVENTS:
2,622
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 22, 4:00 AM EST
Kalshi
Seattle's peak temperature on August 21, 2026, will determine outcomes in six markets, each covering a range from 78°F or below to 87°F or above.
The maximum temperature recorded at Seattle (CLISEA) on August 21, 2026, according to The Weather Company, will resolve these markets. Ranges are set as 78°F or below, 79°F to 80°F, 81°F to 82°F, 83°F to 84°F, 85°F to 86°F, and 87°F or above. The Weather Company’s data is the official and final reference, ensuring consistency regardless of discrepancies in other weather data sources.