S
M
T
W
T
F
S
29
25°
19°
30
26°
20°
1
29°
21°
2
33°
22°
3
33°
21°
4
32°
21°
5
32°
20°
6
31°
20°
7
32°
19°
8
31°
19°
9
31°
17°
10
30°
17°
11
26°
10°
12
26°
9°
13
23°
5°
14
24°
11°
15
25°
11°
16
26°
12°
17
28°
11°
18
27°
12°
19
27°
11°
20
29°
10°
21
28°
11°
22
28°
10°
23
29°
4°
24
28°
-5°
25
19°
6°
26
17°
2°
27
17°
7°
28
19°
6°
29
25°
3°
30
24°
4°
31
21°
7°
1
23°
-1°
2
23°
-3°
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 17° to 33°, with overnight lows between -5° and 22°. The average high for December is 26° with an average low of 11°. 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.
