See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
16°
Overcast
Feels Like: 17°
Min: 12°
Max: 22°
The next few hours will be misty, with tomorrow reaching 19°C and dropping to 9°C. The coming days will be mostly cloudy
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:59
Sunrise
19:21
Sunset
Moon
Waxing Crescent
12:12
Moonrise
20:34
Moonset
Daily Forecast
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Air Quality Data Available
Upgrade to access real-time air quality data for Ilmenau.
UV Index
Humidity
Weather in Ilmenau tomorrow, September 16, 2026
Expect unsettled, showery conditions in Ilmenau on September 16, 2026 as rain moves through. The day opens on a wet note and needs flexible outdoor plans. Wetter spells lean into the morning, when rain odds reach about 84% near 09:00. Skies look heaviest around 09:00, with cover close to 100%.
The temperature range runs from about 12°C up to 19°C. Moisture in the air spans 77%-91%, with the highest values around 21:00. Airflow remains manageable, reaching about 3.1 km/h around 11:00.
The second half of the day still looks unsettled, with rain probability around 82% by 12:00. Dense cloud near 100% at 13:00 keeps the feel grey. Visibility stays generally good near 31.4 km on average, though it can drop toward 22.0 km in thicker cloud or showers. Daylight runs from 07:01 to 19:19, lasting 12 hours 17 minutes of sunlight today.
Taken together, Ilmenau looks wet enough on September 16, 2026 that flexible outdoor plans work best, with temperatures peaking near 19°C.
Frequently asked questions about weather in Ilmenau
How warm does it get in Ilmenau?
The warmest month in Ilmenau is August, with average high temperatures of 23°C. The average temperature during this period is around 18°C.
How cold does it get in Ilmenau?
The coldest month in Ilmenau is January, with average low temperatures of -2°C. The average temperature during this period is around 0°C.
What is the wettest time of year in Ilmenau?
The wettest month in Ilmenau is May, with an average of 90mm of precipitation.
What is the driest time of year in Ilmenau?
The driest month in Ilmenau is November, with an average of 50mm of precipitation.
Explore more weather forecasts
- Arnstadt, Thuringia
- Berlin, Land Berlin
- Suhl, Thuringia
- Hamburg, Free and Hanseatic City of Hamburg
- Zella-Mehlis, Thuringia
- Munich, Bavaria
- Rudolstadt, Thuringia
- Köln, Nordrhein-Westfalen
- Hildburghausen, Thuringia
- Frankfurt am Main, Hessen
- Saalfeld, Thuringia
- Stuttgart, Baden-Württemberg
- Gotha, Thuringia
- Düsseldorf, Nordrhein-Westfalen
- Schmalkalden, Thuringia
- Essen, Nordrhein-Westfalen
