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Ilmenau Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Ilmenau.
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Climate overview of Ilmenau
Temperatures in Ilmenau, Thuringia, Germany, vary greatly throughout the year. July is the hottest month at 23°C (73°F), while January is the coldest at 3°C (37°F).
Ilmenau sees a moderate amount of rain/snowfall, totalling around 913 mm (36 in) per year. It experiences warm summers and cold winters, creating some seasonal variation. The sunniest month is July, with 7.5 hours of sunshine per day on average.
Ilmenau Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ilmenau - and find the best time to visit.
Monthly Temperature in Ilmenau
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 (73°F) in July, the warmest time of the year, to a chilly 3°C (37°F) during cooler months like January.
At night, you can expect temperatures ranging from 13°C (55°F) in July to around -3°C (27°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Ilmenau
Generally, Ilmenau receives mid-range precipitation levels, with 913 mm (36 in) annually. Year-round, Ilmenau has a balanced climate with minimal variation in precipitation. The difference between the wettest month, July, with 99 mm (3.9 in), and the driest month, February, with 62 mm (2.4 in), is minimal. For more details, please visit our Ilmenau Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Ilmenau
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).
Best Time to Visit Ilmenau
For comfortable weather, consider visiting Ilmenau in June, July and August. Conditions are usually least favourable in January, February, March, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
cold
Apr
mixed
May
very good
Jun
excellent
Jul
excellent
Aug
excellent
Sep
very good
Oct
mixed
Nov
cold
Dec
cold
- Best overall: June, July and August
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -3°C (27°F).
Frequently asked questions about the climate in Ilmenau
What is the best time to visit Ilmenau?
June, July and August typically offer the most optimal weather in Ilmenau. In contrast, January, February, March, November and December tend to have less optimal conditions. Ilmenau has warm summers and cold winters.
What temperatures can I expect in Ilmenau?
Daytime highs range from 3°C (37°F) in January to 23°C (73°F) in July. Nighttime lows range from -3°C (27°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Ilmenau get?
Annual rainfall is around 913 mm (36 in). July is the wettest month with 99 mm (3.9 in), while February is the driest with 62 mm (2.4 in).
How sunny is Ilmenau?
Ilmenau receives around 1,662 hours of sunshine per year. July is the sunniest month with 225 hours, while December is the cloudiest with just 45 hours.
Ilmenau 3-Day Forecast
Ilmenau on the map
Ilmenau is highlighted - select any city to see its climate.
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