S
M
T
W
T
F
S
29
24°
3°
30
21°
1°
1
22°
8°
2
23°
12°
3
25°
11°
4
23°
6°
5
21°
7°
6
23°
2°
7
20°
2°
8
25°
3°
9
28°
1°
10
29°
7°
11
32°
3°
12
31°
5°
13
32°
11°
14
26°
13°
15
22°
8°
16
28°
1°
17
23°
12°
18
25°
13°
19
28°
15°
20
28°
7°
21
29°
1°
22
22°
11°
23
26°
0°
24
26°
11°
25
23°
14°
26
28°
1°
27
29°
-3°
28
18°
8°
29
18°
0°
30
22°
6°
31
19°
10°
1
26°
16°
2
28°
7°
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 18° to 32°, with overnight lows between -3° and 16°. The average high for December is 25° with an average low of 7°. 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.
