S
M
T
W
T
F
S
26
77°
46°
27
82°
46°
28
83°
45°
29
81°
44°
30
82°
45°
31
82°
44°
1
83°
43°
2
83°
46°
3
82°
43°
4
83°
44°
5
83°
45°
6
81°
39°
7
76°
41°
8
79°
40°
9
77°
39°
10
79°
47°
11
80°
43°
12
81°
36°
13
77°
44°
14
79°
44°
15
75°
42°
16
71°
40°
17
70°
40°
18
73°
44°
19
78°
45°
20
79°
42°
21
70°
40°
22
69°
35°
23
70°
38°
24
70°
37°
25
71°
33°
26
68°
35°
27
69°
33°
28
67°
32°
29
68°
35°
30
69°
34°
31
68°
33°
1
68°
31°
2
66°
36°
3
67°
36°
4
66°
33°
5
63°
32°
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 63° to 83°, with overnight lows between 31° and 47°. The average high for August is 75° with an average low of 40°. 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.