Montréal Weather in August
What's the weather like in Montréal (Quebec) in August 2024?
The climate in Montréal during August can be summarized as warm, humid and damp.
August is in the summer in Montréal and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 25°C (77°F), whilst at night 15°C (59°F) is normal.
| Daytime temperature | 24.9°C 76.8°F |
|---|---|
| Nightly temperature | 15.1°C 59.2°F |
| Average temperature | 20°C 68°F |
| Daily sunshine | 8 hrs |
| Avg rainfall | 101 mm 4 ins |
| Rainy days | 13 days |
| Sea temperature | 17°C 62.6°F |
| Humidity | 74% |
| Windspeed | 10.8kph 7 mph |
On average August is the wettest month of the year in Montréal 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 Montréal
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 Montréal in August 2024.
Other monthly averages
Best places to visit in August
Montréal weather stats
| Hottest month: | July | 26.4°C 79.5°F |
|---|---|---|
| Driest month: | February | 63mm 2.5ins |
| Sunniest month: | July | 9.3hrs |
| Coldest month: | January | -6°C 21.2°F |
| Wettest month: | August | 101mm 4ins |
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