S
M
T
W
T
F
S
26
78°
58°
27
78°
60°
28
81°
56°
29
78°
59°
30
78°
65°
31
81°
65°
1
85°
64°
2
85°
64°
3
84°
65°
4
84°
57°
5
82°
56°
6
77°
54°
7
76°
55°
8
76°
56°
9
77°
56°
10
77°
60°
11
79°
62°
12
81°
64°
13
84°
63°
14
83°
57°
15
84°
55°
16
76°
54°
17
77°
54°
18
78°
57°
19
79°
55°
20
75°
54°
21
80°
59°
22
79°
61°
23
82°
61°
24
79°
54°
25
74°
52°
26
76°
59°
27
77°
60°
28
74°
58°
29
81°
60°
30
82°
54°
31
77°
58°
1
73°
57°
2
74°
57°
3
73°
58°
4
75°
59°
5
81°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Jackson
Jackson's August 2026 forecast shows daily high temperatures ranging from 73° to 85°, with overnight lows between 50° and 65°. The average high for August is 79° with an average low of 58°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Jackson. See also: September | October | November.