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