S
M
T
W
T
F
S
27
51°
36°
28
53°
34°
29
52°
33°
30
53°
35°
31
54°
32°
1
53°
34°
2
53°
41°
3
57°
34°
4
59°
32°
5
52°
31°
6
52°
34°
7
54°
35°
8
51°
39°
9
51°
34°
10
53°
33°
11
50°
30°
12
50°
32°
13
52°
39°
14
53°
43°
15
54°
37°
16
55°
36°
17
54°
35°
18
50°
31°
19
51°
44°
20
60°
45°
21
61°
45°
22
65°
43°
23
62°
45°
24
65°
36°
25
66°
34°
26
54°
32°
27
54°
31°
28
51°
34°
29
53°
31°
30
50°
28°
31
49°
29°
1
50°
30°
2
51°
29°
3
53°
28°
4
48°
34°
5
54°
36°
6
56°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
January Weather in Jackson
Jackson's January 2027 forecast shows daily high temperatures ranging from 48° to 66°, with overnight lows between 28° and 45°. The average high for January is 54° with an average low of 35°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how January weather will actually feel in Jackson. See also: February | March | April.