The temperatures in Basel in September are comfortable with low of 10°C and and high up to 21°C.
You can expect about 3 to 8 days of rain in Basel during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Basel in September 2024.
If you’re planning to visit Basel in the near future, we highly recommend that you review the 14 day weather forecast for Basel before you arrive.
Temperatures
21° / 10°
Rainy Days
5
Snowy Days
0
Dry Days
25
Rainfall
79
mm
Sun Hours
10.7
Hrs
