S
M
T
W
T
F
S
29
41°
34°
30
43°
35°
1
44°
36°
2
42°
35°
3
39°
30°
4
34°
29°
5
34°
24°
6
33°
23°
7
33°
25°
8
34°
26°
9
32°
22°
10
31°
21°
11
30°
22°
12
31°
21°
13
30°
21°
14
30°
22°
15
31°
23°
16
36°
31°
17
37°
31°
18
38°
26°
19
33°
26°
20
32°
29°
21
41°
31°
22
41°
30°
23
40°
30°
24
38°
33°
25
40°
31°
26
42°
31°
27
40°
30°
28
40°
30°
29
39°
32°
30
41°
30°
31
41°
29°
1
40°
29°
2
39°
22°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Sonnefeld
Sonnefeld's December 2026 forecast shows daily high temperatures ranging from 30° to 44°, with overnight lows between 21° and 36°. The average high for December is 37° with an average low of 28°. 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 Sonnefeld. See also: January | February | March.