S
M
T
W
T
F
S
29
42°
27°
30
46°
31°
1
43°
30°
2
44°
28°
3
43°
28°
4
41°
30°
5
45°
32°
6
45°
28°
7
47°
22°
8
44°
23°
9
36°
24°
10
38°
26°
11
41°
27°
12
36°
27°
13
37°
28°
14
40°
26°
15
43°
20°
16
42°
21°
17
32°
21°
18
35°
19°
19
31°
22°
20
35°
24°
21
38°
27°
22
40°
25°
23
40°
20°
24
35°
14°
25
29°
17°
26
30°
25°
27
37°
21°
28
39°
18°
29
33°
14°
30
29°
20°
31
32°
6°
1
33°
4°
2
18°
8°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Clinton
Clinton's December 2026 forecast shows daily high temperatures ranging from 18° to 47°, with overnight lows between 4° and 32°. The average high for December is 38° with an average low of 22°. 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 Clinton. See also: January | February | March.
