S
M
T
W
T
F
S
29
55°
40°
30
56°
37°
1
56°
37°
2
55°
28°
3
56°
24°
4
43°
23°
5
40°
22°
6
40°
22°
7
41°
23°
8
43°
26°
9
43°
27°
10
38°
23°
11
38°
20°
12
37°
24°
13
37°
20°
14
38°
19°
15
35°
14°
16
34°
14°
17
31°
28°
18
37°
32°
19
44°
32°
20
51°
28°
21
50°
32°
22
49°
36°
23
52°
33°
24
52°
29°
25
49°
27°
26
45°
30°
27
46°
31°
28
49°
34°
29
50°
33°
30
51°
30°
31
51°
28°
1
48°
22°
2
42°
21°
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 31° to 56°, with overnight lows between 14° and 40°. The average high for December is 45° 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.
