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Lahn

Travel Info

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Lahn Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Lahn year round climate

  • Spring (March–May): Average 6.2–14.3°C, gradually warming climate, but still relatively humid with occasional showers. Common activities: Hiking, strolling along the Lahn River, visiting historical sites. Recommended clothing: Light jacket, comfortable trousers or skirt, comfortable walking shoes.
  • Summer (June–August): Average 17.7–19.3°C, warm and relatively dry climate, ideal for outdoor activities. Common activities: Water sports, cycling, camping. Recommended clothing: Short-sleeved shirts, shorts, sandals.
  • Autumn (September–November): Average 14.8–5.6°C, cool climate, higher rainfall, large temperature difference between day and night. Common activities: Enjoying autumn scenery, savoring local cuisine, visiting museums. Recommended clothing: Light jacket, comfortable trousers or skirt, warm clothing.
  • Winter (December–February): Average 2.8–4.8°C, cold and humid climate, higher rainfall, and possible snowfall. Common activities: Indoor activities, visiting Christmas markets (if in December). Recommended clothing: Warm coat, scarf, gloves, hat, waterproof shoes.

Lahn climatological average

Annual average temperature: approx. 10.5°C / Annual rainfall: approx. 1069 mm / Summer humidity: 65%–75% / Rainiest month: January

Lahn monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
2.4°C
121.1
February
4.8°C
102.2
March
6.2°C
79.9
April
8.6°C
73.5
May
14.3°C
90.3
June
17.7°C
61.9
July
18.4°C
85.5
August
19.3°C
48.5
September
14.8°C
117.2
October
11°C
71.2
November
5.6°C
100.6
December
2.8°C
117.6

Lahn weather for the next seven days

12/22
Monday
Sunny
5.5°C/0.1°C
12/23
Tuesday
Cloudy
4.8°C/-0.9°C
12/24
Wednesday
Overcast
0.6°C/-4.5°C
12/25
Thursday
Sunny
-0.5°C/-4.6°C
12/26
Friday
Overcast
1.3°C/-4.5°C
12/27
Saturday
Sunny
3.2°C/-1.5°C
12/28
Sunday
Partly Cloudy
2°C/-3.3°C

Lahn Frequently Asked Questions and Useful Information for Travel

What is the best time to visit?

The best times to visit are usually in spring and autumn, when the weather is mild and suitable for a variety of outdoor activities.

Which attractions are must-visit?

Must-visit attractions include the Museum of Fine Arts, the Old Town, the spectacular Notre-Dame Cathedral and stunning views over the city and countryside.