5-day weather forecast for Hermiston, Oregon

Weather changeability for Hermiston, Oregon

Temperature Last Month Last Year
Average change in high temperature day-to-day 4.4° 4.8°
Average change in low temperature day-to-day 7.0° 7.1°
Precipitation Last Month Last Year
Chance of dry day after a precip day 67% 59%
Chance of precip day after a dry day 16% 16%

Weather forecast accuracy for Hermiston, Oregon

Last Month
The Weather Channel   81.18%
Weather Underground   81.18%
AccuWeather   80.65%
Foreca   78.23%
MeteoGroup   74.19%
NWS Digital Forecast   72.04%
Dark Sky (forecast.io)   67.74%
World Weather Online   56.99%
Persistence   53.76%
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

On average, Persistence's low temperature forecasts for Hermiston were off by 7.62 degrees last year.