S
M
T
W
T
F
S
30
46°
29°
1
46°
33°
2
51°
42°
3
47°
39°
4
49°
42°
5
52°
46°
6
49°
45°
7
52°
44°
8
55°
46°
9
54°
45°
10
55°
46°
11
54°
44°
12
55°
46°
13
53°
44°
14
54°
48°
15
57°
47°
16
53°
43°
17
52°
38°
18
52°
39°
19
48°
34°
20
44°
37°
21
45°
40°
22
42°
37°
23
41°
34°
24
42°
33°
25
44°
31°
26
45°
37°
27
38°
29°
28
41°
31°
29
45°
32°
30
47°
31°
31
45°
31°
1
45°
30°
2
45°
36°
3
51°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Forks
Forks'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 Forks. See also: January | February | March.