Average monthly snow and rainfall in Ontario (OR)
The mean monthly precipitation over the year in Ontario (Oregon), including rain, snow, hail.
- Ontario has dry periods in January, February, April, May, June, July, August, September, October and November.
- On average, December is the wettest month with 45 mm of precipitation.
- On average, July is the driest month with 4 mm of precipitation.
- The average amount of annual precipitation is 232 mm.
Forecast for Ontario (OR)
partly cloudy and no rain
partly cloudy and no rain
broken clouds and thunder