The best times to visit Ilmenau for ideal weather are
June 4th to September 16th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Ilmenau Travel Guide
Other Ilmenau Travel Info
Weather in Ilmenau
Average temperatures in Ilmenau vary drastically. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a very low chance of rain or snow throughout the year. The area is somewhat temperate — in the 54th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Ilmenau, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 81.2°F (27.3°C) with temperatures rarely dropping below 59.4°F (15.2°C) at night.
Ilmenau Temperatures (Fahrenheit)
Ilmenau Temperatures (Celsius)
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Ilmenau Perceived Temperature (F)
Ilmenau Perceived Temperature (C)
Average Ilmenau Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
Chance of Precipitation
The graph below shows the % chance of rainy and snowy days in Ilmenau.
Snow on the Ground
The graph below shows the average snow on the ground in Ilmenau (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Ilmenau has some extremely humid months, with other comfortably humid months. The least humid month is July (58.2% relative humidity), and the most humid month is January (84.4%).
Wind in Ilmenau is usually moderate. The windiest month is December, followed by January and November. December’s average wind speed of around 10.1 knots (11.6 MPH or 18.6 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid December where average top sustained speeds reach 20.8 knots, which is considered a fresh breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Ilmenau.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
|Month||Avg. Wind||Avg. Wind Feel||Sustained High Wind||High Wind Feel|
|Jan||10||Gentle breeze||16.3||Significant breeze|
|Feb||7.4||Gentle breeze||12||Significant breeze|
|Mar||8.1||Gentle breeze||13.5||Significant breeze|
|Apr||7.3||Gentle breeze||12.7||Significant breeze|
|May||7.3||Gentle breeze||12.9||Significant breeze|
|Jun||6.9||Light breeze||12.4||Significant breeze|
|Jul||6.4||Light breeze||12.3||Significant breeze|
|Aug||6.6||Light breeze||12.4||Significant breeze|
|Sep||6.9||Light breeze||12.6||Significant breeze|
|Oct||6.1||Light breeze||10.6||Gentle breeze|
|Nov||8.5||Gentle breeze||14.1||Significant breeze|
|Dec||10.1||Gentle breeze||16.4||Significant breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Ilmenau?
Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for Germany; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Oct 07, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Ilmenau, Germany is May, followed by April and August. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Ilmenau in December. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
Overall Ilmenau Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderately cold. Highs range from 63°F (17.2°C) and 38.4°F (3.6°C) with warmer temperatures in the later months. Spring is the busiest for tourism, which makes it a good time for those looking for things to do.
Summer (June through August)
The middle-year months have comfortably cool weather with high temperatures that are comfortable. June – August is the second busiest season for tourism in Ilmenau, so lodging and other accommodations may cost slightly more.
Fall (September through November)
Fall daily highs range from 65.8°F (18.8°C) and 39.8°F (4.3°C), which will feel chilly given the humidity and wind. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.
Winter (December through February)
Weather is too cold this time of year in Ilmenau to be enjoyable for warm weather travelers. The average high during this season is between 50.4°F (10.2°C) and 30.2°F (-1°C). These times of year are fairly slow with tourists.