S
M
T
W
T
F
S
29
41°
34°
30
42°
34°
1
43°
35°
2
42°
34°
3
45°
34°
4
43°
36°
5
42°
37°
6
42°
38°
7
44°
40°
8
47°
38°
9
43°
40°
10
44°
37°
11
46°
35°
12
43°
32°
13
39°
31°
14
37°
30°
15
37°
30°
16
36°
31°
17
36°
30°
18
37°
30°
19
37°
31°
20
41°
36°
21
45°
39°
22
46°
40°
23
45°
39°
24
46°
36°
25
38°
36°
26
40°
37°
27
44°
37°
28
42°
38°
29
44°
37°
30
44°
36°
31
43°
36°
1
41°
37°
2
40°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Dülmen
Dülmen's December 2026 forecast shows daily high temperatures ranging from 36° to 47°, with overnight lows between 30° and 40°. The average high for December is 42° 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 Dülmen. See also: January | February | March.