S
M
T
W
T
F
S
29
44°
29°
30
45°
30°
1
47°
29°
2
43°
28°
3
42°
29°
4
46°
29°
5
45°
28°
6
47°
25°
7
37°
26°
8
39°
17°
9
36°
14°
10
31°
13°
11
32°
16°
12
34°
17°
13
36°
17°
14
36°
18°
15
40°
24°
16
41°
26°
17
43°
24°
18
38°
24°
19
35°
23°
20
36°
23°
21
30°
9°
22
28°
15°
23
37°
12°
24
35°
9°
25
29°
5°
26
25°
4°
27
23°
7°
28
27°
5°
29
26°
13°
30
29°
10°
31
42°
7°
1
30°
5°
2
24°
10°
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 23° to 47°, with overnight lows between 4° and 30°. The average high for December is 36° with an average low of 18°. 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.