S
M
T
W
T
F
S
26
96°
67°
27
97°
68°
28
89°
66°
29
96°
67°
30
97°
68°
31
96°
67°
1
94°
67°
2
95°
66°
3
97°
67°
4
97°
67°
5
96°
66°
6
95°
67°
7
93°
65°
8
89°
61°
9
88°
61°
10
92°
62°
11
91°
65°
12
95°
62°
13
90°
58°
14
87°
55°
15
86°
60°
16
87°
60°
17
92°
62°
18
94°
62°
19
96°
60°
20
95°
54°
21
86°
55°
22
84°
55°
23
90°
57°
24
90°
51°
25
82°
53°
26
83°
54°
27
89°
59°
28
92°
59°
29
93°
58°
30
91°
63°
31
92°
61°
1
93°
62°
2
93°
56°
3
91°
54°
4
86°
52°
5
82°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Meridian
Meridian's August 2026 forecast shows daily high temperatures ranging from 82° to 97°, with overnight lows between 51° and 68°. The average high for August is 91° with an average low of 61°. 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 Meridian. See also: September | October | November.