S
M
T
W
T
F
S
29
40°
29°
30
40°
28°
1
35°
27°
2
34°
27°
3
34°
26°
4
33°
26°
5
34°
25°
6
35°
26°
7
37°
25°
8
36°
24°
9
36°
24°
10
35°
25°
11
35°
24°
12
34°
23°
13
30°
22°
14
27°
22°
15
31°
21°
16
31°
22°
17
35°
23°
18
32°
21°
19
30°
21°
20
29°
20°
21
28°
20°
22
28°
19°
23
31°
19°
24
27°
18°
25
20°
11°
26
22°
16°
27
24°
15°
28
28°
16°
29
30°
5°
30
28°
3°
31
22°
3°
1
16°
4°
2
17°
12°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in South Range
South Range's December 2026 forecast shows daily high temperatures ranging from 16° to 40°, with overnight lows between 3° and 29°. The average high for December is 30° with an average low of 20°. 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 South Range. See also: January | February | March.
