S
M
T
W
T
F
S
27
29°
-3°
28
18°
8°
29
18°
0°
30
22°
6°
31
19°
10°
1
26°
16°
2
28°
7°
3
29°
5°
4
20°
1°
5
19°
0°
6
18°
1°
7
19°
2°
8
20°
3°
9
22°
1°
10
26°
4°
11
27°
2°
12
22°
3°
13
23°
4°
14
28°
2°
15
26°
1°
16
24°
3°
17
25°
4°
18
25°
5°
19
28°
11°
20
29°
14°
21
27°
11°
22
27°
9°
23
29°
7°
24
30°
6°
25
29°
9°
26
28°
12°
27
26°
13°
28
30°
16°
29
32°
10°
30
28°
2°
31
24°
2°
1
28°
11°
2
30°
11°
3
Hist. Avg.
33°
13°
4
Hist. Avg.
33°
13°
5
Hist. Avg.
33°
13°
6
Hist. Avg.
33°
13°
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 18° to 32°, with overnight lows between -3° and 16°. The average high for January is 25° with an average low of 6°. 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.