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 5.1° 3.4°
Precipitation Last Month Last Year
Chance of dry day after a precip day 31% 24%
Chance of precip day after a dry day 38% 25%

Weather forecast accuracy for Tacoma, Washington

Last Month
The Weather Channel   90.62%
Weather Underground   89.58%
AccuWeather   84.38%
Foreca   83.68%
Dark Sky (forecast.io)   77.43%
NWS Digital Forecast   77.08%
MeteoGroup   75.35%
World Weather Online   65.62%
Persistence   49.32%
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

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