S
M
T
W
T
F
S
29
53°
34°
30
55°
45°
1
59°
47°
2
56°
47°
3
55°
46°
4
58°
47°
5
56°
46°
6
58°
43°
7
63°
44°
8
55°
37°
9
53°
33°
10
53°
39°
11
68°
36°
12
68°
31°
13
64°
30°
14
50°
31°
15
51°
30°
16
53°
31°
17
51°
42°
18
55°
45°
19
65°
45°
20
65°
43°
21
64°
43°
22
63°
48°
23
67°
36°
24
68°
28°
25
66°
27°
26
46°
28°
27
49°
33°
28
54°
43°
29
61°
44°
30
63°
46°
31
64°
45°
1
65°
37°
2
66°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Forest
Forest's December 2026 forecast shows daily high temperatures ranging from 46° to 68°, with overnight lows between 27° and 48°. The average high for December is 59° with an average low of 39°. 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 Forest. See also: January | February | March.
