Saint-Jérôme (QC) Weather & Climate: Best Time to Visit

In Saint-Jérôme, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 27°C (81°F) in July. In January, the coolest month of the year, temperatures drop to a very cold -5°C (23°F).

At night, temperatures range from around 15°C (59°F) in July to -16°C (3°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Saint-Jérôme experiences significant rain/snowfall throughout the year, averaging 1178 mm (46 in) of precipitation annually. Despite minor fluctuations, Saint-Jérôme enjoys fairly consistent precipitation throughout the year. In October, you can expect around 112 mm (4.4 in) of precipitation, while in February, Saint-Jérôme receives about 76 mm (3 in). For more details, please visit our Saint-Jérôme Precipitation page.

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

The average number of days each month with precipitation

Saint-Jérôme can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.1 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Saint-Jérôme.

The city experiences its highest humidity in December, reaching 71%. In May, the humidity drops to its lowest level at 51%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year