S
M
T
W
T
F
S
29
50°
23°
30
36°
17°
1
34°
16°
2
36°
24°
3
43°
24°
4
40°
23°
5
36°
23°
6
35°
16°
7
32°
13°
8
34°
22°
9
45°
22°
10
46°
21°
11
45°
22°
12
46°
21°
13
45°
22°
14
38°
18°
15
37°
21°
16
39°
13°
17
38°
9°
18
33°
5°
19
34°
6°
20
28°
9°
21
33°
14°
22
37°
8°
23
36°
10°
24
33°
13°
25
37°
16°
26
37°
18°
27
40°
12°
28
37°
6°
29
34°
8°
30
35°
5°
31
32°
4°
1
29°
16°
2
33°
18°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Chappell
Chappell's December 2026 forecast shows daily high temperatures ranging from 28° to 50°, with overnight lows between 4° and 24°. The average high for December is 37° 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 Chappell. See also: January | February | March.