S
M
T
W
T
F
S
29
44°
19°
30
42°
11°
1
34°
8°
2
30°
7°
3
28°
8°
4
28°
9°
5
29°
9°
6
30°
8°
7
29°
4°
8
30°
2°
9
25°
2°
10
26°
7°
11
27°
15°
12
32°
19°
13
38°
21°
14
38°
19°
15
37°
22°
16
38°
24°
17
42°
21°
18
43°
19°
19
41°
19°
20
38°
18°
21
40°
12°
22
34°
5°
23
28°
8°
24
26°
19°
25
34°
20°
26
39°
19°
27
40°
20°
28
39°
18°
29
39°
16°
30
27°
5°
31
27°
15°
1
Hist. Avg.
30°
9°
2
Hist. Avg.
30°
9°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Forsyth
Forsyth's December 2026 forecast shows daily high temperatures ranging from 25° to 44°, with overnight lows between 2° and 24°. The average high for December is 34° with an average low of 14°. 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 Forsyth. See also: January | February | March.