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