S
M
T
W
T
F
S
29
60°
46°
30
67°
48°
1
68°
48°
2
68°
49°
3
65°
49°
4
63°
47°
5
60°
43°
6
59°
42°
7
56°
39°
8
53°
34°
9
53°
34°
10
52°
33°
11
51°
32°
12
51°
33°
13
52°
37°
14
54°
46°
15
59°
37°
16
50°
38°
17
52°
36°
18
62°
41°
19
63°
44°
20
57°
46°
21
50°
32°
22
53°
44°
23
58°
34°
24
59°
31°
25
49°
31°
26
52°
36°
27
56°
44°
28
64°
47°
29
64°
39°
30
63°
32°
31
56°
40°
1
57°
30°
2
51°
26°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Jackson
Jackson's December 2026 forecast shows daily high temperatures ranging from 49° to 68°, with overnight lows between 26° and 49°. The average high for December is 57° with an average low of 39°. 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 Jackson. See also: January | February | March.
