S
M
T
W
T
F
S
29
29°
6°
30
26°
4°
1
27°
12°
2
31°
17°
3
32°
17°
4
28°
13°
5
26°
10°
6
28°
4°
7
25°
3°
8
33°
4°
9
34°
3°
10
34°
9°
11
36°
5°
12
36°
5°
13
35°
12°
14
32°
15°
15
28°
9°
16
33°
7°
17
28°
15°
18
29°
16°
19
32°
17°
20
32°
9°
21
33°
7°
22
26°
15°
23
32°
3°
24
30°
15°
25
28°
10°
26
33°
0°
27
32°
-3°
28
19°
10°
29
23°
2°
30
26°
8°
31
23°
14°
1
32°
17°
2
33°
8°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Divide
Divide's December 2026 forecast shows daily high temperatures ranging from 19° to 36°, with overnight lows between -3° and 17°. The average high for December is 30° with an average low of 9°. 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 Divide. See also: January | February | March.