5-day weather forecast for Umatilla, Oregon

Weather changeability for Hermiston, Oregon

Temperature Last Month Last Year
Average change in high temperature day-to-day 4.9° 4.6°
Average change in low temperature day-to-day 6.5° 6.3°
Precipitation Last Month Last Year
Chance of dry day after a precip day 29% 61%
Chance of precip day after a dry day 27% 15%
 
 

Weather forecast accuracy for Hermiston, Oregon

Last Month
AccuWeather   68.21%
MeteoGroup   61.73%
Foreca   61.45%
Dark Sky (forecast.io)   59.57%
NWS Digital Forecast   59.07%
The Weather Channel   58.95%
Weather Underground   58.64%
World Weather Online   51.85%
Persistence   45.67%
Last Year
MeteoGroup   75.03%
AccuWeather   75.00%
Foreca   72.86%
The Weather Channel   72.67%
Weather Underground   72.39%
NWS Digital Forecast   67.05%
Dark Sky (forecast.io)   66.82%
World Weather Online   65.05%
Persistence   53.69%
 

ForecastAdvisor Fact

6.2% of Dark Sky (forecast.io)'s low temperature forecasts for Hermiston were exactly right last month.