Weather in Aachen: January
 |
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 | |
 |
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
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
8
16
24
32
40
48
56
64
| Day temperature | Night temperature |
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
| Sunny days | |
| Partly cloudy days | |
| Cloudy days |
16%
16%
68%
Mostly all days in January are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in January, in.
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.4
0.9
1.3
1.8
2.2
2.6
3.1
3.5
1.7
1.4
1.4
1.5
1.7
2.6
2.6
2.2
1.4
1.6
1.3
1.7
1.4
1.4
1.5
1.7
2.6
2.6
2.2
1.4
1.6
1.3
1.8
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
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.0
4.1
6.1
8.2
10.2
12.2
14.3
11.0
9.8
9.8
7.6
7.6
7.9
7.3
7.9
8.9
10.2
11.9
11.0
9.8
9.8
7.6
7.6
7.9
7.3
7.9
8.9
10.2
11.9
11.3
The average wind speed value in January is 11.3 mph It makes January one of the most windy months of the year.
Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.5
2.9
4.4
5.9
7.3
8.8
10.3
2.4
3.4
5.3
7.2
7.7
8.0
8.6
6.6
5.6
5.6
3.9
2.4
3.4
5.3
7.2
7.7
8.0
8.6
6.6
5.6
5.6
3.9
2.6
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
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Places in Germany:
Name
°F
24 Hours Forecast
Aachen
Local time: 05:26
April 23, wednesday
0600
48°F
NW
6 mph
6 mph
0900
55°F
N
12 mph
12 mph
1200
57°F
NE
11 mph
11 mph
1500
54°F
E
13 mph
13 mph
1800
48°F
NE
7 mph
7 mph
2100
45°F
E
3 mph
3 mph
April 24, thursday
0000
45°F
NE
3 mph
3 mph
0300
45°F
NE
3 mph
3 mph
