S
M
T
W
T
F
S
29
41°
25°
30
37°
26°
1
40°
26°
2
41°
25°
3
36°
26°
4
42°
26°
5
41°
25°
6
42°
25°
7
41°
24°
8
35°
24°
9
36°
23°
10
39°
24°
11
30°
8°
12
30°
9°
13
27°
18°
14
34°
19°
15
37°
21°
16
36°
19°
17
39°
19°
18
35°
18°
19
34°
14°
20
35°
14°
21
35°
19°
22
34°
16°
23
36°
8°
24
31°
10°
25
25°
17°
26
37°
18°
27
31°
19°
28
33°
4°
29
33°
9°
30
26°
11°
31
27°
15°
1
31°
3°
2
29°
3°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Bison
Bison's December 2026 forecast shows daily high temperatures ranging from 25° to 42°, with overnight lows between 3° and 26°. The average high for December is 35° with an average low of 17°. 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 Bison. See also: January | February | March.
