Weather in Grenoble in September
The weather in Grenoble in September is pleasant during the day and a little cold sometimes, especially at night. Temperatures range from 11 to 22 degrees and there are 15 days of rain on average. Please prepare accordingly with an umbrella and warm clothing.
Avg Temp
11° - 22°
Avg Rainy Days
15
Avg Dry Days
15
Avg Snow Days
0
Weather Facts - Grenoble in September
* The warmest temperature recorded in in September is 31°C
* The coldest temperature recorded in Grenoble in September is 1°C
* The average rainfall in Grenoble in September is 100 mm