Measurements:
°C
°F
Aachen
64°F
NW 5 mph
Feels like: 64°F
Precip: 25%
World Resorts Germany Aachen Weather September Weather in Aachen

Aachen Weather: September

Average Day Temperature: 66.9°F
Average Night Temperature: 53.6°F
Number of Sunny Days: 10 days
Sunshine Hours: 11.7 - 13.5 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.4 in

Air Temperature in September, °F

Select Year: 2026 2025 2024

The highest day temperature in September 2026 was 82°F. The lowest night temperature was 50°F. The average values for day and night temperatures during September were 67.4°F и 57.4°F respectivly.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during September. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Aachen is 1.4 in.

Wind Speed in September, mph

The average wind speed in September is 7.9 mph. It makes September one of the most windless months of the year for Aachen.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Aachen in September is 7.2 hours.

Best Time to Visit Aachen
The most sunny months:
August 12 days
July 10 days
September 10 days
The most warm months:
August 74.2 °F
July 73.4 °F
June 70.0 °F
The most cold months:
January 38.0 °F
February 41.4 °F
December 41.6 °F
The most rainy months:
June 5 days
July 4 days
May 4 days
The most windy months:
December 12 mph
February 11 mph
January 11 mph

Aachen on the Weather Map

Germany Resorts:
NAME
F°
Bavaria +60
Berlin +62
Bremen +62
Cologne +66
Dresden +60
Dusseldorf +66
Frankfurt +68
Hamburg +62
Karlsruhe +70
Kiel +62
Lubeck +62
Munchen +60
Numberg +62
Rostock +62
Stuttgart +66
24 Hours Weather Forecast
Aachen
Local time: 01:45
29 sep, tuesday
0300 64°F
NW
5 mph
0600 66°F
NW
5 mph
0900 68°F
NW
6 mph
1200 78°F
N
11 mph
1500 82°F
N
11 mph
1800 78°F
NW
6 mph
2100 72°F
NW
9 mph
30 sep, wednesday
0000 72°F
NW
7 mph