Weather in Aachen: January
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Average day temperature: | 39.2°F |
| Average night temperature: | 34.9°F | |
 |
Number of sunny days: | 5 days |
| Day length: | 8.1 - 9.2 hours | |
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Number of days with precipitation: | 5 days |
| Precipitation totals: | 2.0 in. | |
| more information | ||
14 days
forecast
forecast
| Aachen |
weather in
February
February
| Aachen |
Air temperature in January, °F
Show year:
2025
2024
2023
The highest day temperature during January of 2025 was 50°F. At the same time the lowest night temperature was 23°F. Daily and nightly averages during January were 40.0°F and 35.0°F.
Sunny, partly cloudy and cloudy days
Mostly all days in January are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in January, in.
Precipitation total value in Aachen in January is 1.8 in. Other months of the year show relatively similar values.
Wind speed in January, mph
The average wind speed value in January is 11.1 mph It makes January one of the most windy months of the year.
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 2.6.
Best time for vacation in Aachen
Aachen on a weather map
Places in Germany:
Name
°F
24 Hours Forecast
Aachen
Local time: 04:07
January 12, monday
0600
34°F
N
21 mph
21 mph
0900
36°F
NE
17 mph
17 mph
1200
39°F
N
12 mph
12 mph
1500
41°F
N
10 mph
10 mph
1800
45°F
NE
19 mph
19 mph
2100
46°F
NE
22 mph
22 mph
January 13, tuesday
0000
45°F
NE
17 mph
17 mph
0300
45°F
NE
15 mph
15 mph
