S
M
T
W
T
F
S
29
43°
27°
30
43°
28°
1
42°
28°
2
43°
27°
3
45°
28°
4
40°
26°
5
41°
28°
6
40°
23°
7
38°
23°
8
44°
27°
9
46°
27°
10
44°
26°
11
29°
13°
12
30°
21°
13
37°
23°
14
36°
21°
15
39°
23°
16
41°
20°
17
39°
21°
18
39°
16°
19
35°
16°
20
31°
17°
21
31°
18°
22
40°
10°
23
32°
9°
24
28°
21°
25
35°
22°
26
38°
22°
27
38°
15°
28
37°
14°
29
33°
9°
30
30°
9°
31
30°
7°
1
28°
5°
2
25°
7°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Belt
Belt's December 2026 forecast shows daily high temperatures ranging from 25° to 46°, with overnight lows between 5° and 28°. The average high for December is 37° with an average low of 19°. 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 Belt. See also: January | February | March.
