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 4.1° 4.2°
Average change in low temperature day-to-day 6.3° 6.3°
Precipitation Last Month Last Year
Chance of dry day after a precip day 100% 60%
Chance of precip day after a dry day 3% 11%

Weather forecast accuracy for Ontario, Oregon

Last Month
The Weather Channel   82.80%
WeatherBug   82.26%
MeteoGroup   81.99%
CustomWeather   81.38%
Weather Underground   80.65%
Foreca   80.03%
AccuWeather   79.84%
Dark Sky (forecast.io)   75.81%
National Weather Service   75.00%
Persistence   67.20%
Last Year
MeteoGroup   76.04%
The Weather Channel   75.02%
Foreca   73.90%
WeatherBug   73.18%
AccuWeather   72.14%
National Weather Service   70.51%
Weather Underground   70.25%
CustomWeather   69.69%
Persistence   57.33%

ForecastAdvisor Fact

It rained or snowed 0% of the time in Ontario last month when Persistence's text forecasts called for precipitation, and 3% of the time when they did not.