The temperatures in Iserlohn in April are quite cold with temperatures between 5°C and 13°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Iserlohn during the month of April. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
You can expect a few days of snow in Iserlohn during April. It’s important to get out your snow boots and warm mittens to stay warm while you explore Iserlohn.
Our weather forecast can give you a great sense of what weather to expect in Iserlohn in April 2026.
If you’re planning to visit Iserlohn in the near future, we highly recommend that you review the 14 day weather forecast for Iserlohn before you arrive.
Temperatures
13° / 5°
Rainy Days
6
Snowy Days
3
Dry Days
21
Rainfall
64
mm
Sun Hours
9.1
Hrs
