S
M
T
W
T
F
S
30
52°
24°
1
45°
23°
2
47°
21°
3
41°
24°
4
42°
21°
5
27°
11°
6
44°
27°
7
42°
19°
8
34°
16°
9
40°
9°
10
50°
38°
11
42°
25°
12
36°
22°
13
39°
17°
14
33°
19°
15
24°
13°
16
34°
13°
17
46°
31°
18
50°
20°
19
57°
35°
20
40°
28°
21
49°
29°
22
34°
20°
23
38°
22°
24
41°
29°
25
42°
21°
26
23°
13°
27
26°
7°
28
37°
3°
29
50°
33°
30
33°
25°
31
33°
21°
1
32°
15°
2
25°
10°
3
30°
16°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Fairhaven
Fairhaven's December 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for December is ° with an average low of °. 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 Fairhaven. See also: January | February | March.
