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 3.7° 4.2°
Average change in low temperature day-to-day 3.1° 3.4°
Precipitation Last Month Last Year
Chance of dry day after a precip day 100% 24%
Chance of precip day after a dry day 3% 25%
 
 

Weather forecast accuracy for Tacoma, Washington

Last Month
Foreca   89.52%
MeteoGroup   88.71%
Weather Underground   87.63%
AccuWeather   87.10%
The Weather Channel   87.10%
NWS Digital Forecast   81.45%
Dark Sky (forecast.io)   77.15%
Persistence   71.31%
World Weather Online   62.63%
Last Year
Weather Underground   84.91%
The Weather Channel   84.76%
AccuWeather   84.54%
NWS Digital Forecast   82.72%
Foreca   81.91%
MeteoGroup   80.00%
Dark Sky (forecast.io)   73.85%
World Weather Online   67.76%
Persistence   58.36%
 

ForecastAdvisor Fact

80.8% of Foreca's high temperature forecasts for Tacoma were within 3 degrees of actual temperatures last year.