S
M
T
W
T
F
S
29
40°
21°
30
37°
20°
1
39°
20°
2
36°
18°
3
31°
19°
4
38°
20°
5
40°
18°
6
35°
18°
7
30°
17°
8
29°
16°
9
29°
13°
10
28°
14°
11
33°
18°
12
36°
17°
13
36°
17°
14
35°
16°
15
35°
16°
16
40°
18°
17
36°
13°
18
32°
10°
19
29°
11°
20
31°
13°
21
29°
8°
22
23°
9°
23
33°
17°
24
40°
17°
25
31°
6°
26
31°
0°
27
30°
8°
28
32°
5°
29
27°
5°
30
28°
7°
31
28°
5°
1
34°
3°
2
29°
14°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Claresholm
Claresholm's December 2026 forecast shows daily high temperatures ranging from 23° to 40°, with overnight lows between -0° and 21°. The average high for December is 33° with an average low of 13°. 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 Claresholm. See also: January | February | March.