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