S
M
T
W
T
F
S
29
45°
31°
30
46°
31°
1
44°
30°
2
44°
30°
3
43°
29°
4
45°
29°
5
43°
28°
6
36°
25°
7
33°
20°
8
30°
17°
9
30°
21°
10
36°
25°
11
38°
26°
12
40°
25°
13
36°
26°
14
31°
22°
15
34°
21°
16
38°
23°
17
37°
24°
18
33°
19°
19
34°
17°
20
30°
12°
21
30°
13°
22
26°
17°
23
35°
21°
24
32°
19°
25
34°
9°
26
31°
8°
27
25°
7°
28
25°
7°
29
26°
12°
30
25°
17°
31
27°
10°
1
33°
6°
2
24°
6°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Forreston
Forreston's December 2026 forecast shows daily high temperatures ranging from 24° to 46°, with overnight lows between 6° and 31°. The average high for December is 34° with an average low of 20°. 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 Forreston. See also: January | February | March.
