S
M
T
W
T
F
S
30
64°
24°
1
47°
32°
2
44°
33°
3
45°
27°
4
47°
24°
5
41°
34°
6
42°
33°
7
44°
30°
8
40°
16°
9
37°
21°
10
50°
26°
11
47°
25°
12
39°
24°
13
58°
22°
14
47°
19°
15
33°
14°
16
47°
22°
17
61°
26°
18
61°
30°
19
64°
37°
20
53°
25°
21
59°
29°
22
48°
23°
23
60°
34°
24
67°
36°
25
62°
30°
26
51°
32°
27
55°
36°
28
51°
29°
29
69°
34°
30
39°
21°
31
45°
23°
1
53°
26°
2
56°
23°
3
41°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Windsor
Windsor'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 Windsor. See also: January | February | March.
