Trois-Rivières Average Rainfall by Month

This page shows the average precipitation in each month of the year in Trois-Rivières, Quebec. It is based on NOAA data for the years 1991–2020.
What's the Rainiest Month in Trois-Rivières?
In Trois-Rivières, July has the greatest precipitation of any month. On average, Trois-Rivières gets 10.1 cm of precipitation in July.
However, January is the month with the greatest chance of precipitation. 41.9% of days in January will have at least some rain.
What's the Driest Month in Trois-Rivières?
In Trois-Rivières, February has the least precipitation of any month. On average, Trois-Rivières gets 5.69 cm of precipitation in February.
August is the month with the lowest chance of precipitation. 32.4% of days in August will have measurable rain.
Month Precipitation % Chance
January 6.58 cm 41.9
February 5.69 cm 37.8
March 6.09 cm 36.8
April 8.77 cm 37.9
May 7.17 cm 36.2
June 8.83 cm 39.6
July 10.06 cm 39.2
August 9.18 cm 32.4
September 7.77 cm 33.8
October 8.95 cm 36.6
November 7.13 cm 40.1
December 8.58 cm 45.7
Year 94.31 cm 38.1
Weather Station Details
Years Station Coordinates
1994–2024 Trois-Rivieres location
1975–1993 Trois-Rivieres Aqueduc location
1934–1974 Trois-Rivieres location
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