Weather in Chamonix in August
Chamonix, France averages a high of 21.7°C (71.1°F) and low of 12.2°C (54°F) in August, with 16 rain days and 10.6 hours of daily sunshine. Travel score: 70.6/100 (Good). The best time to visit Chamonix is August.
High
22°C71°F
Low
12°C54°F
🌧️
16
rain days
☀️
10.6
hrs/day sunshine
💧
77%
humidity
71— Good
August in Chamonix is mild and rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Chamonix?
How much does it rain in Chamonix in August?
Chamonix receives an average of 140.4mm of rainfall across 16 rainy days in August. The annual total is 1742.6mm.
What should I pack for Chamonix in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 22°C
🧥
Waterproof jacket
Frequent rain expected (16 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
11 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to France in August?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31