5-day weather forecast for Sumner, Washington

Weather changeability for Tacoma, Washington

Temperature Last Month Last Year
Average change in high temperature day-to-day 3.2° 3.8°
Average change in low temperature day-to-day 2.5° 3.6°
Precipitation Last Month Last Year
Chance of dry day after a precip day 14% 43%
Chance of precip day after a dry day 75% 23%
 
 

Weather forecast accuracy for Tacoma, Washington

Last Month
NWS Digital Forecast   85.36%
The Weather Channel   81.85%
AccuWeather   80.65%
Weather Underground   80.06%
Foreca   79.46%
MeteoGroup   77.98%
Dark Sky (forecast.io)   77.47%
Persistence   68.14%
World Weather Online   62.65%
Last Year
Weather Underground   83.95%
The Weather Channel   83.85%
AccuWeather   83.73%
NWS Digital Forecast   80.99%
Foreca   80.89%
MeteoGroup   80.07%
Dark Sky (forecast.io)   75.65%
World Weather Online   68.35%
Persistence   56.77%
 

ForecastAdvisor Fact

76.8% of The Weather Channel's high temperature forecasts for Tacoma were within 3 degrees of actual temperatures last year.