S
M
T
W
T
F
S
29
55°
37°
30
54°
35°
1
54°
27°
2
40°
24°
3
43°
32°
4
53°
35°
5
50°
34°
6
40°
29°
7
39°
23°
8
37°
20°
9
38°
24°
10
42°
28°
11
44°
26°
12
49°
27°
13
45°
28°
14
40°
24°
15
42°
24°
16
41°
27°
17
39°
23°
18
38°
19°
19
39°
18°
20
36°
16°
21
34°
20°
22
37°
25°
23
40°
22°
24
37°
19°
25
36°
17°
26
36°
20°
27
37°
18°
28
37°
17°
29
35°
22°
30
36°
19°
31
36°
16°
1
37°
12°
2
34°
15°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Belle
Belle's December 2026 forecast shows daily high temperatures ranging from 34° to 55°, with overnight lows between 12° and 37°. The average high for December is 41° with an average low of 23°. 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 Belle. See also: January | February | March.