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 5.1° 3.7°
Average change in low temperature day-to-day 3.3° 3.6°
Precipitation Last Month Last Year
Chance of dry day after a precip day 100% 36%
Chance of precip day after a dry day 7% 13%

Weather forecast accuracy for Tacoma, Washington

Last Month
MeteoGroup   86.94%
The Weather Channel   85.56%
Weather Underground   84.72%
AccuWeather   84.44%
Dark Sky (forecast.io)   84.17%
Foreca   83.33%
National Weather Service   82.78%
WeatherBug   79.44%
CustomWeather   77.50%
Persistence   62.07%
Last Year
The Weather Channel   77.65%
MeteoGroup   77.10%
National Weather Service   76.44%
Weather Underground   73.44%
WeatherBug   73.20%
AccuWeather   72.38%
CustomWeather   70.61%
Foreca   70.60%
Persistence   62.60%

ForecastAdvisor Fact

It rained or snowed 60% of the time in Tacoma last year when MeteoGroup's text forecasts called for precipitation, and 15% of the time when they did not.