S
M
T
W
T
F
S
27
31°
13°
28
30°
9°
29
30°
10°
30
28°
21°
31
33°
22°
1
37°
16°
2
31°
17°
3
26°
11°
4
28°
21°
5
31°
26°
6
35°
28°
7
42°
19°
8
44°
13°
9
30°
12°
10
23°
14°
11
25°
11°
12
24°
11°
13
22°
8°
14
21°
9°
15
22°
14°
16
25°
13°
17
30°
22°
18
31°
14°
19
35°
10°
20
27°
9°
21
22°
16°
22
30°
24°
23
36°
25°
24
37°
28°
25
39°
26°
26
41°
24°
27
38°
25°
28
39°
23°
29
39°
22°
30
27°
15°
31
32°
11°
1
30°
8°
2
Hist. Avg.
35°
20°
3
Hist. Avg.
35°
20°
4
Hist. Avg.
35°
20°
5
Hist. Avg.
35°
20°
6
Hist. Avg.
35°
20°
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 21° to 44°, with overnight lows between 8° and 28°. The average high for January is 31° with an average low of 17°. 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.