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