S
M
T
W
T
F
S
29
41°
32°
30
41°
32°
1
42°
33°
2
41°
33°
3
44°
34°
4
43°
36°
5
42°
35°
6
41°
36°
7
42°
39°
8
46°
38°
9
43°
39°
10
44°
38°
11
45°
36°
12
44°
32°
13
40°
30°
14
37°
30°
15
36°
29°
16
36°
29°
17
37°
30°
18
36°
29°
19
36°
30°
20
40°
36°
21
45°
38°
22
45°
39°
23
46°
38°
24
45°
34°
25
38°
35°
26
40°
36°
27
43°
37°
28
41°
37°
29
44°
36°
30
44°
36°
31
43°
35°
1
40°
36°
2
39°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Wallenhorst
Wallenhorst's December 2026 forecast shows daily high temperatures ranging from 36° to 46°, with overnight lows between 29° and 39°. The average high for December is 41° with an average low of 35°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Wallenhorst. See also: January | February | March.