Average monthly snow and rainfall in Saint Marys
The mean monthly precipitation over the year in Saint Marys (Ontario), including rain, snow, hail.
- A lot of rain (rainy season) falls in the months: May, June and July.
- On average, June is the wettest month with 109 mm of precipitation.
- On average, March is the driest month with 73 mm of precipitation.
- The average amount of annual precipitation is 1088 mm.
Forecast for Saint Marys
broken clouds and chance of slight rain
partly cloudy and small chance of slight rain
broken clouds and thunder