The weather in Ilmenau in April is very cold with temperatures between 4°C and 14°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Ilmenau 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 Ilmenau during April. It’s important to get out your snow boots and warm mittens to stay warm while you explore Ilmenau.
Our weather forecast can give you a great sense of what weather to expect in Ilmenau in April 2026.
If you’re planning to visit Ilmenau in the near future, we highly recommend that you review the 14 day weather forecast for Ilmenau before you arrive.
Temperatures
14° / 4°
Rainy Days
5
Snowy Days
4
Dry Days
20
Rainfall
58
mm
Sun Hours
9.4
Hrs
