Trois-Rivières Weather & Climate: Best Time to Visit

In Trois-Rivières temperatures are generally consistent throughout the year. Average daytime temperatures reach a comfortable 29°C (84°F) in September. In February, the coolest month of the year, temperatures drop to a comfortable 27°C (81°F).

At night, temperatures range from around 26°C (79°F) in September to 24°C (75°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

On average, Trois-Rivières receives a reasonable amount of rainfall, with an annual precipitation of 992 mm (39 in). Trois-Rivières can be quite wet during September, receiving approximately 135 mm (5.3 in) of precipitation over 21 rainy days.

In contrast, during the driest month (March), you will experience much drier conditions, with 38 mm (1.5 in) of precipitation spread across 17 rainy days. For more details, please visit our Trois-Rivières Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Despite minor fluctuations, Trois-Rivières enjoys a fairly consistent amount of sunshine throughout the year. In August, you can expect approximately 8.3 hours of daily sunshine, while even in November, Trois-Rivières still receives about 6.9 hours.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Trois-Rivières.

The city experiences its highest humidity in September, reaching 82%. In February, the humidity drops to its lowest level at 77%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year