S
M
T
W
T
F
S
29
39°
35°
30
40°
34°
1
39°
35°
2
38°
35°
3
39°
33°
4
38°
33°
5
34°
32°
6
34°
33°
7
39°
33°
8
38°
34°
9
39°
33°
10
37°
29°
11
30°
26°
12
31°
25°
13
31°
29°
14
34°
32°
15
38°
25°
16
37°
24°
17
32°
24°
18
29°
25°
19
29°
24°
20
30°
23°
21
30°
22°
22
29°
24°
23
26°
26°
24
32°
27°
25
35°
28°
26
36°
31°
27
36°
31°
28
41°
30°
29
38°
32°
30
36°
32°
31
37°
31°
1
37°
31°
2
36°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Port Moller
Port Moller's December 2026 forecast shows daily high temperatures ranging from 26° to 41°, with overnight lows between 22° and 35°. The average high for December is 35° with an average low of 29°. 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 Port Moller. See also: January | February | March.