S
M
T
W
T
F
S
29
38°
15°
30
38°
11°
1
36°
10°
2
36°
12°
3
38°
11°
4
37°
11°
5
36°
10°
6
36°
10°
7
34°
8°
8
34°
10°
9
36°
11°
10
39°
12°
11
42°
13°
12
43°
20°
13
42°
14°
14
38°
11°
15
40°
15°
16
38°
14°
17
36°
6°
18
33°
8°
19
34°
9°
20
34°
11°
21
37°
15°
22
35°
6°
23
35°
11°
24
36°
8°
25
35°
12°
26
38°
18°
27
44°
17°
28
39°
12°
29
36°
13°
30
36°
5°
31
33°
8°
1
34°
9°
2
42°
14°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Mancos
Mancos's December 2026 forecast shows daily high temperatures ranging from 33° to 44°, with overnight lows between 5° and 20°. The average high for December is 37° with an average low of 11°. 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 Mancos. See also: January | February | March.
