Trader consensus on Polymarket pins Seattle's highest temperature on March 23 at 50-51°F with near-certainty, driven by the latest NOAA and National Weather Service forecasts indicating a daytime high of 50-52°F amid persistent cool, moist Pacific Northwest air masses and overcast conditions limiting solar heating. Ensemble models like GFS and ECMWF align on this range, reflecting seasonal norms where March averages hover around 54°F but current upper-level troughing suppresses warmth. Historical data from Seattle-Tacoma Airport shows rare March 23 highs above 60°F, supporting low odds elsewhere. A realistic challenge would require an abrupt high-pressure ridge or foehn winds enhancing downslope warming, though probabilities remain under 1% per model guidance.
Experimental AI-generated summary referencing Polymarket data · UpdatedHighest temperature in Seattle on March 23?
Highest temperature in Seattle on March 23?
50-51°F 100.0%
41°F or below <1%
42-43°F <1%
44-45°F <1%
$0.00 Vol.
$0.00 Vol.
41°F or below
No
42-43°F
No
44-45°F
No
46-47°F
No
48-49°F
No
50-51°F
Yes
52-53°F
No
54-55°F
No
56-57°F
No
58-59°F
No
60°F or higher
No
50-51°F 100.0%
41°F or below <1%
42-43°F <1%
44-45°F <1%
$0.00 Vol.
$0.00 Vol.
41°F or below
No
42-43°F
No
44-45°F
No
46-47°F
No
48-49°F
No
50-51°F
Yes
52-53°F
No
54-55°F
No
56-57°F
No
58-59°F
No
60°F or higher
No
The resolution source for this market will be information from Wunderground, specifically the highest temperature recorded for all times on this day by the Forecast for the Seattle-Tacoma International Airport Station once information is finalized, available here: https://www.wunderground.com/history/daily/us/wa/seatac/KSEA.
To toggle between Fahrenheit and Celsius, click the gear icon next to the search bar and switch the Temperature setting between °F and °C.
This market can not resolve to "Yes" until all data for this date has been finalized.
The resolution source for this market measures temperatures to whole degrees Fahrenheit (eg, 21°F). Thus, this is the level of precision that will be used when resolving the market.
Any revisions to temperatures recorded after data is finalized for this market's timeframe will not be considered for this market's resolution.
Market Opened: Mar 19, 2026, 6:01 AM ET
Resolution Source
https://www.wunderground.com/history/daily/us/wa/seatac/KSEAResolver
0x69c47De9D...Outcome proposed: No
No dispute
Final outcome: No
Resolution Source
https://www.wunderground.com/history/daily/us/wa/seatac/KSEAResolver
0x69c47De9D...Trader consensus on Polymarket pins Seattle's highest temperature on March 23 at 50-51°F with near-certainty, driven by the latest NOAA and National Weather Service forecasts indicating a daytime high of 50-52°F amid persistent cool, moist Pacific Northwest air masses and overcast conditions limiting solar heating. Ensemble models like GFS and ECMWF align on this range, reflecting seasonal norms where March averages hover around 54°F but current upper-level troughing suppresses warmth. Historical data from Seattle-Tacoma Airport shows rare March 23 highs above 60°F, supporting low odds elsewhere. A realistic challenge would require an abrupt high-pressure ridge or foehn winds enhancing downslope warming, though probabilities remain under 1% per model guidance.
Experimental AI-generated summary referencing Polymarket data · Updated
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