S
M
T
W
T
F
S
26
42°
20°
27
46°
22°
28
46°
27°
29
45°
24°
30
53°
27°
1
61°
21°
2
65°
20°
3
67°
26°
4
66°
26°
5
54°
30°
6
57°
19°
7
63°
35°
8
66°
32°
9
60°
30°
10
71°
25°
11
77°
30°
12
77°
35°
13
80°
46°
14
63°
35°
15
62°
36°
16
58°
25°
17
44°
30°
18
45°
24°
19
56°
18°
20
58°
21°
21
46°
26°
22
58°
21°
23
68°
32°
24
72°
34°
25
72°
34°
26
68°
39°
27
77°
34°
28
81°
43°
29
76°
35°
30
52°
41°
31
58°
33°
1
65°
27°
2
69°
28°
3
73°
31°
4
70°
39°
5
76°
33°
6
82°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Jackson
Jackson's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Jackson. See also: June | July | August.