Saint John Precipitation: Average Monthly Rainfall and Snowfall

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

A lot of rain (rainy season) falls in the months: January, February, March, April, May, June, September, October, November and December.
On average, December is the wettest month with 140 mm of precipitation.
On average, August is the driest month with 87 mm of precipitation.
The average amount of annual precipitation is 1384 mm.

Current rainfall in Saint John

Sat Nov 23

9°C | 2°C

29 km/h

31 mm

overcast and heavy rain

hourly forecast

Sun Nov 24

6°C | 2°C

25 km/h

5.4 mm

overcast and rain

hourly forecast

Mon Nov 25

7°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 Saint John.

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