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