S
M
T
W
T
F
S
29
42°
23°
30
45°
29°
1
49°
35°
2
46°
32°
3
51°
32°
4
51°
33°
5
50°
26°
6
41°
23°
7
39°
31°
8
48°
34°
9
47°
33°
10
46°
34°
11
49°
34°
12
48°
30°
13
42°
26°
14
38°
24°
15
36°
23°
16
36°
22°
17
37°
25°
18
44°
31°
19
49°
32°
20
47°
33°
21
49°
28°
22
37°
26°
23
40°
30°
24
48°
32°
25
35°
18°
26
36°
18°
27
35°
23°
28
36°
29°
29
49°
26°
30
46°
22°
31
37°
19°
1
37°
18°
2
35°
16°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Hanover
Hanover's December 2026 forecast shows daily high temperatures ranging from 35° to 51°, with overnight lows between 16° and 35°. The average high for December is 43° with an average low of 27°. 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 Hanover. See also: January | February | March.
