S
M
T
W
T
F
S
29
49°
31°
30
50°
33°
1
53°
35°
2
59°
28°
3
49°
29°
4
48°
37°
5
54°
44°
6
60°
41°
7
61°
35°
8
61°
30°
9
51°
35°
10
54°
39°
11
53°
38°
12
52°
35°
13
49°
28°
14
46°
26°
15
44°
31°
16
48°
35°
17
50°
39°
18
48°
40°
19
54°
43°
20
59°
38°
21
61°
33°
22
57°
36°
23
47°
30°
24
47°
38°
25
53°
38°
26
55°
30°
27
49°
24°
28
50°
27°
29
43°
21°
30
40°
19°
31
39°
18°
1
37°
24°
2
40°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Twentythree
Twentythree's December 2026 forecast shows daily high temperatures ranging from 37° to 61°, with overnight lows between 18° and 44°. The average high for December is 51° with an average low of 32°. 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 Twentythree. See also: January | February | March.
