S
M
T
W
T
F
S
26
89°
72°
27
91°
71°
28
90°
69°
29
89°
68°
30
91°
70°
31
88°
70°
1
89°
72°
2
90°
70°
3
91°
72°
4
94°
71°
5
92°
72°
6
92°
72°
7
93°
70°
8
93°
72°
9
94°
72°
10
94°
71°
11
93°
72°
12
93°
72°
13
90°
71°
14
90°
69°
15
91°
71°
16
93°
72°
17
93°
72°
18
92°
71°
19
93°
72°
20
93°
69°
21
90°
69°
22
92°
71°
23
93°
70°
24
89°
71°
25
90°
70°
26
89°
69°
27
91°
71°
28
92°
71°
29
92°
67°
30
88°
70°
31
89°
70°
1
91°
69°
2
90°
70°
3
88°
70°
4
89°
69°
5
86°
70°
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 86° to 94°, with overnight lows between 67° and 72°. The average high for August is 91° with an average low of 71°. 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.