S
M
T
W
T
F
S
30
19°
-4°
1
19°
-2°
2
30°
3°
3
34°
-4°
4
21°
-9°
5
36°
21°
6
28°
16°
7
16°
0°
8
30°
9°
9
41°
18°
10
30°
10°
11
19°
7°
12
23°
0°
13
7°
0°
14
16°
-8°
15
34°
18°
16
45°
25°
17
43°
26°
18
43°
5°
19
32°
1°
20
34°
10°
21
43°
10°
22
43°
30°
23
36°
25°
24
37°
27°
25
37°
34°
26
37°
30°
27
45°
34°
28
34°
7°
29
14°
3°
30
37°
12°
31
37°
7°
1
19°
5°
2
18°
16°
3
27°
18°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Windom
Windom's December 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for December is ° with an average low of °. 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 Windom. See also: January | February | March.