S
M
T
W
T
F
S
28
29°
24°
29
26°
23°
30
33°
19°
31
31°
15°
1
33°
20°
2
35°
28°
3
29°
21°
4
30°
19°
5
27°
13°
6
23°
8°
7
26°
17°
8
35°
27°
9
43°
35°
10
35°
30°
11
30°
22°
12
38°
22°
13
45°
34°
14
48°
32°
15
52°
31°
16
45°
27°
17
30°
28°
18
31°
28°
19
29°
26°
20
29°
22°
21
29°
21°
22
27°
18°
23
27°
22°
24
33°
23°
25
32°
27°
26
39°
33°
27
35°
20°
28
35°
31°
29
36°
32°
30
35°
28°
31
35°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Ulm
Ulm's January 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for January is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how January weather will actually feel in Ulm. See also: February | March | April.