The temperatures in Mannheim in May are quite cold with temperatures between 9°C and 19°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Mannheim during the month of May. 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 Mannheim in May 2025.
If you’re planning to visit Mannheim in the near future, we highly recommend that you review the 14 day weather forecast for Mannheim before you arrive.
Temperatures
19° / 9°
Rainy Days
7
Snowy Days
0
Dry Days
24
Rainfall
114
mm
Sun Hours
9.6
Hrs
