Weather in Chamonix in September

The weather in Chamonix in September is variable, when the days are comfortable with over 21 degrees, while it might get colder when night falls with less than 9 degrees on average. Also, there are around 15 days of rain, so it is advisable to take appropriate clothes.
Avg Temp
9° - 21°
Avg Rainy Days
15
Avg Dry Days
15
Avg Snow Days
0
Full weather report for today ››

Weather forecast for the next 14 days ››

Weather Facts - Chamonix in September

* The warmest temperature recorded in in September is 31°C
* The coldest temperature recorded in Chamonix in September is 0°C
* The average rainfall in Chamonix in September is 71 mm

Yearly Average for Chamonix

Max Temp
Min Temp
Rainy Days
Jan.
6°
(-3°)
12
Feb.
8°
(-3°)
12
March
13°
1°
12
April
15°
3°
14
May
21°
8°
17
June
24°
11°
17
July
27°
13°
15
August
26°
12°
15
Sep.
21°
9°
15
Oct.
17°
5°
17
Nov.
10°
0°
16
Dec.
6°
(-3°)
14

Average Temperature in Chamonix