The temperatures in Aachen in May are quite cold with temperatures between 9°C and 17°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Aachen 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 Aachen in May 2025.
If you’re planning to visit Aachen in the near future, we highly recommend that you review the 14 day weather forecast for Aachen before you arrive.
Temperatures
17° / 9°
Rainy Days
7
Snowy Days
0
Dry Days
24
Rainfall
96
mm
Sun Hours
8.7
Hrs
