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 3.4° 4.8°
Average change in low temperature day-to-day 8.3° 7.1°
Precipitation Last Month Last Year
Chance of dry day after a precip day 0% 59%
Chance of precip day after a dry day 0% 16%

Weather forecast accuracy for Hermiston, Oregon

Last Month
MeteoGroup   87.10%
Foreca   83.06%
AccuWeather   82.53%
Weather Underground   82.53%
The Weather Channel   82.26%
World Weather Online   77.15%
Dark Sky (forecast.io)   76.61%
NWS Digital Forecast   75.00%
Persistence   67.47%
Last Year
Foreca   75.30%
AccuWeather   75.27%
The Weather Channel   72.94%
Weather Underground   72.75%
MeteoGroup   72.67%
Dark Sky (forecast.io)   68.15%
NWS Digital Forecast   67.11%
World Weather Online   64.10%
Persistence   50.86%

ForecastAdvisor Fact

63.1% of NWS Digital Forecast's high temperature forecasts for Hermiston were within 3 degrees of actual temperatures last year.