Corner Brook Average Rainfall by Month

This page shows the average precipitation (including snowfall) in each month of the year in Corner Brook, Newfoundland and Labrador. It is based on NOAA data for the years 1991–2020.

Average temperature by month

What's the Rainiest Month in Corner Brook?

In Corner Brook, January has the greatest precipitation of any month. On average, Corner Brook gets 13.9 cm of precipitation in January.

January is also the month where rain is most common. 75.6% of days in January will have at least some rain or snow.

What's the Driest Month in Corner Brook?

In Corner Brook, June has the least precipitation of any month. On average, Corner Brook gets 7.84 cm of precipitation in June.

June is also the month where rain is least common. 46.7% of days in June will have measurable rain or snow.

Month	Precipitation	% Chance
January	13.89 cm	75.6
February	11.86 cm	68.1
March	9.93 cm	55.0
April	7.90 cm	50.2
May	8.22 cm	49.4
June	7.84 cm	46.7
July	8.80 cm	46.7
August	10.53 cm	48.7
September	11.17 cm	52.7
October	11.86 cm	62.7
November	12.64 cm	68.4
December	13.54 cm	75.5
Year	128.05 cm	58.3

Weather Station Details

Years	Station	Coordinates
1933–2024	Corner Brook	location