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