S
M
T
W
T
F
S
30
23°
3°
1
31°
1°
2
33°
25°
3
33°
19°
4
33°
20°
5
36°
24°
6
37°
28°
7
39°
29°
8
44°
33°
9
46°
30°
10
51°
31°
11
50°
40°
12
51°
38°
13
53°
24°
14
59°
21°
15
55°
28°
16
49°
37°
17
45°
27°
18
36°
25°
19
45°
10°
20
29°
6°
21
30°
8°
22
39°
22°
23
42°
18°
24
50°
27°
25
49°
32°
26
42°
31°
27
35°
6°
28
22°
-1°
29
35°
12°
30
39°
14°
31
42°
12°
1
41°
16°
2
47°
31°
3
48°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Butte
Butte'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 Butte. See also: January | February | March.
