S
M
T
W
T
F
S
29
40°
31°
30
38°
32°
1
39°
32°
2
39°
31°
3
38°
30°
4
37°
30°
5
41°
31°
6
40°
34°
7
45°
36°
8
42°
35°
9
45°
37°
10
44°
38°
11
44°
38°
12
46°
37°
13
45°
37°
14
45°
38°
15
44°
38°
16
44°
37°
17
43°
36°
18
41°
34°
19
40°
36°
20
43°
36°
21
43°
32°
22
42°
35°
23
43°
32°
24
41°
29°
25
39°
29°
26
35°
31°
27
37°
28°
28
37°
30°
29
38°
34°
30
41°
27°
31
40°
24°
1
35°
33°
2
37°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Windeby
Windeby's December 2026 forecast shows daily high temperatures ranging from 35° to 46°, with overnight lows between 24° and 38°. The average high for December is 41° with an average low of 33°. 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 Windeby. See also: January | February | March.