Saint-Jérôme Weather in August
What's the weather like in Saint-Jérôme (Quebec) in August 2025?
The climate in Saint-Jérôme during August can be summarized as warm and damp.
August is in the summer in Saint-Jérôme and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 12°C (54°F) is normal.
| Daytime temperature | 23.8°C 74.8°F |
|---|---|
| Nightly temperature | 12.4°C 54.3°F |
| Average temperature | 18.1°C 64.6°F |
| Daily sunshine | 8 hrs |
| Avg rainfall | 101 mm 4 ins |
| Rainy days | 13 days |
| Sea temperature | 17.4°C 63.4°F |
| Humidity | 77% |
| Windspeed | 10.1kph 6 mph |
On average August is the wettest month of the year in Saint-Jérôme with around 101mm 4 inches of rain making it a damp time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 8 hours of sunshine per day.
August temperatures in Saint-Jérôme
August rainfall
August hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Saint-Jérôme in August 2025.
Other monthly averages
Best places to visit in August
Saint-Jérôme weather stats
| Hottest month: | July | 25.2°C 77.4°F |
|---|---|---|
| Driest month: | February | 67mm 2.6ins |
| Sunniest month: | July | 9.2hrs |
| Coldest month: | January | -7°C 19.4°F |
| Wettest month: | August | 101mm 4ins |
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