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