S
M
T
W
T
F
S
29
46°
27°
30
48°
29°
1
50°
29°
2
54°
23°
3
45°
25°
4
46°
33°
5
51°
39°
6
57°
35°
7
58°
30°
8
57°
27°
9
49°
32°
10
51°
34°
11
52°
33°
12
50°
29°
13
47°
23°
14
42°
20°
15
39°
26°
16
43°
29°
17
48°
33°
18
45°
35°
19
50°
37°
20
56°
32°
21
58°
26°
22
52°
30°
23
45°
26°
24
45°
32°
25
48°
32°
26
49°
23°
27
45°
18°
28
45°
23°
29
40°
15°
30
37°
14°
31
36°
13°
1
34°
20°
2
40°
23°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Gepp
Gepp's December 2026 forecast shows daily high temperatures ranging from 34° to 58°, with overnight lows between 13° and 39°. The average high for December is 47° 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 Gepp. See also: January | February | March.