Weather by months in Grenoble
January
February
March
April
May
June
July
August
September
October
November
December
23ºC
Avg. daily temperature
28ºC
High
7ºC
Low
70 mm
Total precipitation
70%
Avg. humidity
1.8m/s
Avg. wind
15 
Sunny days
8 
Cloudy days
7 
Rainy days
Air temperature
September
The temperature is between 11 and 20 degrees Celsius.
Low11º20ºHigh
1.9The temperature is between 12 and 21 degrees Celsius.
Low12º21ºHigh
4.9The temperature is between 13 and 22 degrees Celsius.
Low13º22ºHigh
7.9The temperature is between 12 and 21 degrees Celsius.
Low12º21ºHigh
10.9The temperature is between 12 and 21 degrees Celsius.
Low12º21ºHigh
13.9The temperature is between 12 and 20 degrees Celsius.
Low12º20ºHigh
16.9The temperature is between 12 and 21 degrees Celsius.
Low12º21ºHigh
18.9The temperature is between 12 and 20 degrees Celsius.
Low12º20ºHigh
20.9The temperature is between 11 and 19 degrees Celsius.
Low11º19ºHigh
22.9The temperature is between 12 and 20 degrees Celsius.
Low12º20ºHigh
24.9The temperature is between 11 and 20 degrees Celsius.
Low11º20ºHigh
26.9The temperature is between 12 and 19 degrees Celsius.
Low12º19ºHigh
28.9In Grenoble, September experiences a maximum daytime temperature of around 28ºC and a minimum nighttime temperature of 7ºC. The average daily high is about 23ºC, while the average nightly low hovers around 12ºC. This is a wonderful time for hiking among the autumn foliage or exploring the lovely streets of the city center.





