Weather in September 2025

Ardennen weather in September 2025

The temperatures in Ardennen in September are quite cold with temperatures between 9°C and 18°C, warm clothes are a must.

You can expect about 3 to 8 days of rain in Ardennen during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Our weather forecast can give you a great sense of what weather to expect in Ardennen in September 2025.

If you’re planning to visit Ardennen in the near future, we highly recommend that you review the 14 day weather forecast for Ardennen before you arrive.

Temperatures
Temperatures
18° / 9°
Rainy Days
Rainy Days
5
Snowy Days
Snowy Days
0
Dry Days
Dry Days
25
Rainfall
Rainfall
69
mm
9.7
Sun Hours
9.7
Hrs

Ardennen annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 4° / -1° 10 10 11 110 mm
Awful
February 5° / 0° 8 11 9 87 mm
Awful
March 9° / 2° 8 19 4 81 mm
Awful
April 13° / 4° 5 23 1 62 mm
Ok
May 16° / 6° 8 23 0 107 mm
Ok
June 20° / 10° 7 23 0 111 mm
Ok
July 21° / 12° 7 24 0 101 mm
Ok
August 22° / 12° 5 26 0 93 mm
Good
September 18° / 9° 5 25 0 69 mm
Good
October 13° / 6° 7 24 0 80 mm
Bad
November 8° / 3° 10 17 3 100 mm
Awful
December 5° / 1° 12 12 8 124 mm
Awful
Temperatures in Ardennen in September
Rain in Ardennen in September

Recommended Hotels in Ardennen

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That’s why we run our special tools and found the best hotels in Ardennen. Click on hotel for more details.

Weather in Ardennen in September - FAQ

What is the average temperature in Ardennen in September?
The average temperature in Ardennen in September is 9/18° C.
What is the chance of rain in Ardennen in September?
On average, there are 5 rainy days in Ardennen during September.
Weather wise, is September a good time to visit Ardennen?
The weather in Ardennen in September is good.
Can it snow in Ardennen in September?
On average, there are 0 snowy days in Ardennen in September.
Cities in Ardennen

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