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 3.3° 4.2°
Average change in low temperature day-to-day 3.6° 3.4°
Precipitation Last Month Last Year
Chance of dry day after a precip day 36% 24%
Chance of precip day after a dry day 17% 25%

Weather forecast accuracy for Tacoma, Washington

Last Month
The Weather Channel   89.17%
Weather Underground   89.17%
Foreca   88.99%
AccuWeather   88.33%
MeteoGroup   83.61%
NWS Digital Forecast   81.11%
Dark Sky (forecast.io)   76.11%
World Weather Online   68.61%
Persistence   55.75%
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

0.0% of Weather Underground's low temperature forecasts for Tacoma were off by more than 10 degrees last month.