Prince Rupert Average Rainfall by Month

This page shows the average precipitation in each month of the year in Prince Rupert, British Columbia. It is based on NOAA data for the years 1991–2020.

Average temperature by month

What's the Rainiest Month in Prince Rupert?

In Prince Rupert, October has the greatest precipitation of any month. On average, Prince Rupert gets 30.7 cm of precipitation in October.

However, November is the month with the greatest chance of precipitation. 77.1% of days in November will have at least some rain.

What's the Driest Month in Prince Rupert?

In Prince Rupert, June has the least precipitation of any month. On average, Prince Rupert gets 10.69 cm of precipitation in June.

May is the month with the lowest chance of precipitation. 52.4% of days in May will have measurable rain.

Month	Precipitation	% Chance
January	23.21 cm	69.7
February	16.09 cm	65.3
March	19.66 cm	68.1
April	15.87 cm	63.2
May	11.74 cm	52.4
June	10.69 cm	58.3
July	11.37 cm	57.2
August	17.45 cm	58.4
September	25.39 cm	71.7
October	30.66 cm	74.4
November	29.19 cm	77.1
December	25.32 cm	74.1
Year	235.67 cm	65.9

Weather Station Details

Years	Station	Coordinates
2011–2024	Prince Rupert	location
2006–2010	Prince Rupert AWOS	location
1963–2005	Prince Rupert A	location
1908–1962	Prince Rupert	location