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Ilmenau Weather and Climate: A Comprehensive Guide

Ilmenau experiences great temperature shifts. The city's weather can transition from warm days to cold weather. It receives mid-range precipitation levels. Now, let’s break down all the climate details for a clearer picture.

Average maximum day and minimum night temperature

The climate in Ilmenau is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a comfortable 23°C in July, the warmest time of the year, to a chilly 3°C during cooler months like January.

At night, temperatures typically drop to an average of around -3°C during these months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Ilmenau receives mid-range precipitation levels, with 913 mm annually. Year-round, Ilmenau has a balanced climate with minimal variation in precipitation. The difference between the wettest month, July, with 99 mm, and the driest month, February, with 62 mm, is minimal.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Ilmenau. While July receives considerable daily sunshine with up to 7.5 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.5 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Erfurt, Germany (33 KM, 20 Miles).

Daily hours of sunshine

Data from: Erfurt, Germany (33 KM, 20 Miles).

Forecast for Ilmenau

Sun   Dec 22
6°C | -1°C
SW 7 m/s
9.7 mm
overcast and heavy sleet

overcast and heavy sleet

Mon   Dec 23
2°C | -2°C
NW 5 m/s
3.8 mm
broken clouds and sleet

broken clouds and sleet

Tue   Dec 24
2°C | -2°C
NW 4 m/s
broken clouds and no rain

broken clouds and no rain

The best time of year to visit Ilmenau in Germany

During the months of June, July and August you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Ilmenau?
    July has an average maximum temperature of 23°C and is the warmest month of the year.
  • Which is the coldest month in Ilmenau?
    The coldest month is January with an average maximum temperature of 3°C.
  • Which is the wettest month in Ilmenau?
    July tops the wettest month list with 99 mm of rainfall.
  • Which is the driest month in Ilmenau?
    February is the driest month with 62 mm of precipitation.
  • Which is the sunniest month in Ilmenau?
    July is the sunniest month with an average of 225 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.