S
M
T
W
T
F
S
29
44°
36°
30
45°
35°
1
44°
34°
2
45°
34°
3
42°
33°
4
44°
34°
5
43°
34°
6
41°
31°
7
36°
29°
8
33°
27°
9
31°
30°
10
37°
30°
11
38°
32°
12
39°
31°
13
38°
30°
14
31°
25°
15
32°
25°
16
36°
28°
17
37°
29°
18
34°
27°
19
33°
21°
20
32°
19°
21
29°
18°
22
28°
23°
23
31°
26°
24
32°
27°
25
32°
19°
26
31°
14°
27
27°
13°
28
25°
13°
29
25°
15°
30
26°
24°
31
28°
21°
1
32°
17°
2
26°
13°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Whitehall
Whitehall's December 2026 forecast shows daily high temperatures ranging from 25° to 45°, with overnight lows between 13° and 36°. The average high for December is 34° with an average low of 26°. 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 Whitehall. See also: January | February | March.