TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: May 30, 4:00 AM EST
Kalshi
This market tracks whether Seattle's lowest temperature on May 29, 2026, will fall within a specific range. On Kalshi, the leading outcome—a minimum temperature of 50-51°—stands at 41.0%, while a 52-53° low has 28.0% probability. Resolution will be determined by the National Weather Service's Climatological Report (Daily) for Seattle on that date. Watch the National Weather Service's official overnight low recording for May 29, 2026, which will settle this market the following day.
On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Kalshi, the lowest temperature in Seattle on May 29, 2026 is priced through binary or range-based contracts tied to specific temperature thresholds. Traders buy and sell shares reflecting their belief in whether the actual low will fall within or outside defined ranges. Prices fluctuate based on supply and demand, with higher prices indicating stronger market conviction. As new weather data emerges and the event date approaches, prices adjust to reflect updated forecasts and changing trader sentiment about Seattle's May conditions.
The market resolves on May 30, 2026, after the lowest temperature in Seattle on May 29, 2026 has been recorded and verified. The outcome is determined by official temperature data from a designated weather station or meteorological authority serving the Seattle area. Once the actual minimum temperature is confirmed, it is compared against the contract terms to settle all positions. Traders holding positions aligned with the realized outcome receive payouts, while those on the opposite side incur losses.
Several factors could shift market odds for Seattle's May 29 low temperature. Updated seasonal forecasts and long-range weather models will influence trader expectations as spring progresses. Major atmospheric patterns—such as high-pressure systems or cold fronts moving into the Pacific Northwest—could trigger sharp repricing. Historical temperature data and climate anomalies for late May in Seattle provide context. Additionally, real-time weather developments in April and early May 2026 will refine forecasts. Traders monitor these signals continuously, adjusting positions as new information emerges closer to the event date.