Weather in Grenoble in September
Grenoble, France averages a high of 22.2°C (72°F) and low of 12.9°C (55.2°F) in September, with 11 rain days and 9.6 hours of daily sunshine. Travel score: 77/100 (Good). The best time to visit Grenoble is August.
High
22°C72°F
Low
13°C55°F
🌧️
11
rain days
☀️
9.6
hrs/day sunshine
💧
77%
humidity
77— Good
September in Grenoble is warm and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Grenoble?
How much does it rain in Grenoble in September?
Grenoble receives an average of 105.4mm of rainfall across 11 rainy days in September. The annual total is 1395.7mm.
What should I pack for Grenoble in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 22°C
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (11 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to France in September?
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