Cornwall Precipitation: Average Monthly Rainfall and Snowfall

This graph shows the average amount of rainfall per month in Cornwall (Ontario). The numbers are calculated over a 30-year period to provide a reliable average.

Most rainfall (rainy season) is seen in June and October.
On average, October is the wettest month with 115 mm of precipitation.
On average, March is the driest month with 57 mm of precipitation.
The average amount of annual precipitation is 1006 mm.

Current rainfall in Cornwall

Fri Nov 22

8°C | 4°C

32 km/h

5.7 mm

partly cloudy and rain

hourly forecast

Sat Nov 23

9°C | 3°C

22 km/h

overcast and no rain

hourly forecast

Sun Nov 24

5°C | -2°C

25 km/h

broken clouds and no rain

hourly forecast

5-Day Forecast 10-Day Forecast

Interested in more climate information?

This site provides you with all the information you need about the climate in Cornwall.

Our site offers climate and forecast data for every country in the world. Are you going to Canada? On this website you can find historical weather averages for many cities in Canada. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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