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: Aug 12, 4:00 AM EST
Kalshi
This event tracks the highest temperature reached in Seattle on a specific date in 2026. Outcomes depend on exact temperature ranges, with different markets covering various intervals from mild to extreme heat. The resolution relies on official government weather data for accuracy.
All markets resolve based on the maximum temperature recorded in Seattle on August 11, 2026, as officially reported by the National Weather Service's Climatological Report (Daily). Each market corresponds to a specific temperature range: 75° or below, 76-77°, 78-79°, 80-81°, 82-83°, or above 83° Fahrenheit. The National Weather Service's data is the sole authority for determining outcomes, and traders must use the latest available report for the date. Preliminary data may contain rounding or conversion nuances, so caution is advised. Secondary instructions provide the exact URL for accessing the official Seattle-Tacoma, WA daily climate report, emphasizing that other weather sources are informational only and not binding. All markets share these core data sourcing and validation requirements.