5-day weather forecast for Harper, Oregon

Weather changeability for Ontario, Oregon

Temperature Last Month Last Year
Average change in high temperature day-to-day 3.1° 4.3°
Average change in low temperature day-to-day 7.1° 6.0°
Precipitation Last Month Last Year
Chance of dry day after a precip day 50% 63%
Chance of precip day after a dry day 4% 19%
 
 

Weather forecast accuracy for Ontario, Oregon

Last Month
The Weather Channel   81.90%
Weather Underground   81.61%
Foreca   78.87%
AccuWeather   77.68%
MeteoGroup   77.30%
Dark Sky (forecast.io)   76.15%
NWS Digital Forecast   69.54%
Persistence   63.69%
Last Year
The Weather Channel   73.93%
WeatherBug   73.38%
Weather Underground   73.16%
MeteoGroup   72.67%
AccuWeather   72.66%
Foreca   72.49%
NWS Digital Forecast   69.74%
CustomWeather   69.61%
Persistence   54.22%
 

ForecastAdvisor Fact

10.7% of AccuWeather's low temperature forecasts for Ontario were exactly right last month.