5-day weather forecast for Seattle, Washington

Weather changeability for Seattle, Washington

Temperature Last Month Last Year
Average change in high temperature day-to-day 3.8° 4.2°
Average change in low temperature day-to-day 3.9° 3.4°
Precipitation Last Month Last Year
Chance of dry day after a precip day 16% 31%
Chance of precip day after a dry day 57% 28%

Weather forecast accuracy for Seattle, Washington

Last Month
MeteoGroup   81.65%
Dark Sky (forecast.io)   81.01%
Weather Underground   79.38%
The Weather Channel   79.11%
NWS Digital Forecast   77.34%
AccuWeather   74.37%
Foreca   72.78%
Persistence   56.73%
World Weather Online   55.38%
Last Year
Weather Underground   83.37%
The Weather Channel   83.13%
AccuWeather   82.48%
Foreca   81.20%
MeteoGroup   78.57%
Dark Sky (forecast.io)   78.10%
NWS Digital Forecast   77.64%
World Weather Online   68.18%
Persistence   55.50%

ForecastAdvisor Fact

5.1% of Persistence's high temperature forecasts for Seattle were exactly right last month.