Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
December, High crowds, average high temperature 5 degrees Celsius, average low temperature 1 degrees Celsius. Snow likely.
1°
4°
ac_unit
January, Low crowds, average high temperature 4 degrees Celsius, average low temperature 0 degrees Celsius. Snow likely.
0°
5°
weather_cloudy
February, Moderate crowds, average high temperature 5 degrees Celsius, average low temperature 0 degrees Celsius. Cloudy most days.
0°
9°
weather_cloudy
March, Low crowds, average high temperature 9 degrees Celsius, average low temperature 2 degrees Celsius. Cloudy most days.
2°
14°
weather_sun
April, Moderate crowds, average high temperature 14 degrees Celsius, average low temperature 5 degrees Celsius. Sunny most days.
5°
17°
weather_sun
May, Low crowds, average high temperature 17 degrees Celsius, average low temperature 8 degrees Celsius. Sunny most days.
8°
21°
weather_sun
June, Low crowds, average high temperature 21 degrees Celsius, average low temperature 12 degrees Celsius. Sunny most days.
12°
23°
weather_sun
July, Moderate crowds, average high temperature 23 degrees Celsius, average low temperature 14 degrees Celsius. Sunny most days.
14°
23°
weather_sun
August, Moderate crowds, average high temperature 23 degrees Celsius, average low temperature 14 degrees Celsius. Sunny most days.
14°
19°
weather_sun
September, High crowds, average high temperature 19 degrees Celsius, average low temperature 11 degrees Celsius. Sunny most days.
11°
14°
weather_cloudy
October, High crowds, average high temperature 14 degrees Celsius, average low temperature 7 degrees Celsius. Cloudy most days.
7°
9°
weather_cloudy
November, High crowds, average high temperature 9 degrees Celsius, average low temperature 4 degrees Celsius. Cloudy most days.
4°
Monthly weather averages (˚C)
Top landmarks in Iserlohn
Dechen Cave and Museum
If museums are on your list of things to see in Iserlohn, then you might want to head to Dechen Cave and Museum. If you want to experience more of the culture Iserlohn has to offer, head to Hohenlimburg Castle and Burg Altena.
If you're looking for the flexibility to change your plans to Iserlohn, most accommodations provide refundable* rates you can book. You can see these properties by searching our site and using the "fully refundable" filter to narrow the results down.
What will the weather in Iserlohn be like during my visit?
July and August are typically the warmest months in Iserlohn when the average temp is 62°F. January and February are the coldest months when the average temperature is 38°F. July and December are the months with the most rain.
Why should I book my Iserlohn hotel with Hotels.com?
There are lots of reasons to book your Iserlohn trip with us: our free cancellations on selected hotels gives you flexibility, and with One Key™, our rewards program, you will be able to earn and use OneKeyCash™* on all eligible bookings such as hotels, car rentals, flights, vacation rentals and more on Hotels.com, Expedia and Vrbo.