S
M
T
W
T
F
S
29
61°
44°
30
63°
44°
1
65°
42°
2
53°
35°
3
51°
32°
4
55°
36°
5
59°
42°
6
53°
35°
7
50°
33°
8
49°
29°
9
49°
31°
10
48°
30°
11
49°
30°
12
51°
34°
13
54°
31°
14
52°
30°
15
52°
38°
16
52°
39°
17
54°
34°
18
58°
33°
19
51°
27°
20
50°
26°
21
48°
27°
22
50°
31°
23
53°
31°
24
47°
28°
25
48°
27°
26
48°
27°
27
49°
26°
28
48°
27°
29
49°
31°
30
52°
29°
31
48°
27°
1
47°
23°
2
46°
24°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Derma
Derma's December 2026 forecast shows daily high temperatures ranging from 46° to 65°, with overnight lows between 23° and 44°. The average high for December is 52° with an average low of 32°. 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 Derma. See also: January | February | March.