Average data for 10 years
1 September
Monday
+14°
+6°
2 September
Tuesday
+14°
+6°
3 September
Wednesday
+15°
+6°
4 September
Thursday
+15°
+6°
5 September
Friday
+14°
+6°
6 September
Saturday
+14°
+6°
7 September
Sunday
+14°
+7°
8 September
Monday
+15°
+6°
9 September
Tuesday
+15°
+6°
10 September
Wednesday
+14°
+6°
11 September
Thursday
+14°
+6°
12 September
Friday
+13°
+5°
13 September
Saturday
+13°
+5°
14 September
Sunday
+13°
+5°
15 September
Monday
+13°
+5°
16 September
Tuesday
+13°
+5°
17 September
Wednesday
+12°
+4°
18 September
Thursday
+12°
+4°
19 September
Friday
+11°
+4°
20 September
Saturday
+12°
+4°
21 September
Sunday
+13°
+4°
22 September
Monday
+12°
+4°
23 September
Tuesday
+12°
+4°
24 September
Wednesday
+11°
+3°
25 September
Thursday
+10°
+3°
26 September
Friday
+10°
+3°
27 September
Saturday
+12°
+3°
28 September
Sunday
+11°
+3°
29 September
Monday
+12°
+3°
30 September
Tuesday
+11°
+4°
Cities with similar weather in September
Belarus
Vitebsk
Kazakhstan
Petropavlovsk
Kyrgyzstan
Cholpon-Ata
Norway
Oslo
Kazakhstan
Kokshetau
In September, the weather in Grindelwald is typically warm. Average daily high temperature in September is about 13 degrees above zero. On average, Grindelwald has 16 rainy, 5 sunny, 5 cloudy, and 4 partly cloudy days in September. The rains are usually heavy. September as well as April, May, June, and July is considered the most uncomfortable time to visit Grindelwald.