5-day weather forecast for Chehalis, Washington

Weather changeability for Olympia, Washington

Temperature Last Month Last Year
Average change in high temperature day-to-day 5.5° 4.8°
Average change in low temperature day-to-day 4.8° 5.1°
Precipitation Last Month Last Year
Chance of dry day after a precip day 38% 23%
Chance of precip day after a dry day 18% 25%

Weather forecast accuracy for Olympia, Washington

Last Month
The Weather Channel   81.03%
Weather Underground   81.03%
Foreca   79.31%
AccuWeather   77.01%
MeteoGroup   76.44%
NWS Digital Forecast   73.56%
Dark Sky (forecast.io)   73.28%
World Weather Online   59.20%
Persistence   49.17%
Last Year
The Weather Channel   79.31%
Weather Underground   79.10%
AccuWeather   78.38%
MeteoGroup   76.42%
Foreca   76.28%
Dark Sky (forecast.io)   74.02%
NWS Digital Forecast   73.03%
World Weather Online   64.73%
Persistence   53.66%

ForecastAdvisor Fact

5.5% of Dark Sky (forecast.io)'s low temperature forecasts for Olympia were off by more than 10 degrees last year.