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