S
M
T
W
T
F
S
29
39°
24°
30
37°
18°
1
31°
18°
2
31°
20°
3
32°
24°
4
33°
22°
5
36°
22°
6
34°
21°
7
33°
18°
8
31°
22°
9
32°
24°
10
33°
27°
11
35°
29°
12
37°
29°
13
37°
28°
14
38°
29°
15
38°
30°
16
40°
29°
17
40°
27°
18
38°
27°
19
37°
26°
20
36°
20°
21
34°
20°
22
31°
21°
23
31°
25°
24
32°
26°
25
35°
27°
26
37°
26°
27
36°
26°
28
37°
24°
29
36°
26°
30
31°
26°
31
27°
15°
1
26°
13°
2
Hist. Avg.
33°
21°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Manson
Manson's December 2026 forecast shows daily high temperatures ranging from 26° to 40°, with overnight lows between 13° and 30°. The average high for December is 34° with an average low of 24°. 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 Manson. See also: January | February | March.
