Weather in Montréal in August
Montréal, Canada averages a high of 23.5°C (74.3°F) and low of 15.5°C (59.9°F) in August, with 11 rain days and 11.2 hours of daily sunshine. Travel score: 80.9/100 (Excellent). The best time to visit Montréal is August.
High
24°C74°F
Low
16°C60°F
🌧️
11
rain days
☀️
11.2
hrs/day sunshine
💧
73%
humidity
81— Excellent
August in Montréal is warm and occasionally wet — ideal for sightseeing and outdoor activities.
What are the average temperatures in Montréal?
How much does it rain in Montréal in August?
Montréal receives an average of 102.9mm of rainfall across 11 rainy days in August. The annual total is 1075.9mm.
What should I pack for Montréal in August?
Essentials
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Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 24°C
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Sunscreen SPF 30+
11 hours of sunshine daily
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Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (11 days)
☔
Umbrella
Be prepared for occasional showers
🎉Visiting Canada in August?
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Data based on 1994–2024 averages · Last updated: 2024-12-31