S
M
T
W
T
F
S
29
32°
25°
30
33°
23°
1
31°
24°
2
32°
23°
3
31°
22°
4
30°
22°
5
31°
24°
6
31°
27°
7
35°
31°
8
34°
23°
9
34°
23°
10
34°
30°
11
38°
32°
12
41°
33°
13
40°
33°
14
40°
31°
15
39°
27°
16
40°
27°
17
38°
28°
18
39°
29°
19
37°
30°
20
39°
29°
21
36°
31°
22
36°
30°
23
40°
28°
24
37°
27°
25
33°
23°
26
34°
19°
27
30°
19°
28
30°
25°
29
31°
27°
30
34°
22°
31
31°
18°
1
30°
16°
2
31°
17°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Willmering
Willmering's December 2026 forecast shows daily high temperatures ranging from 30° to 41°, with overnight lows between 16° and 33°. The average high for December is 35° with an average low of 26°. 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 Willmering. See also: January | February | March.