Trois-Rivières Average Temperature by Month

This page shows the average temperature in each month of the year in Trois-Rivières, Quebec. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Trois-Rivières?
In Trois-Rivières, Quebec, the warmest month is July, with an average daily high temperature of 25.1 °C and an average low of 16.3 °C.
What's the Coldest Month in Trois-Rivières?
In Trois-Rivières, Quebec, the coolest month is January, with an average daily high temperature of -5.9 °C and an average low of -14.6 °C.
Month Avg. High Avg. Low
January -5.9 °C -14.6 °C
February -4.1 °C -13.6 °C
March 1.2 °C -7.7 °C
April 8.8 °C 0.3 °C
May 17.5 °C 7.7 °C
June 22.6 °C 13.4 °C
July 25.1 °C 16.3 °C
August 24.1 °C 15.4 °C
September 19.7 °C 10.8 °C
October 11.8 °C 4.7 °C
November 4.8 °C -1.6 °C
December -2.2 °C -9.0 °C
Year 10.4 °C 2.0 °C
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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