S
M
T
W
T
F
S
26
87°
70°
27
92°
70°
28
89°
70°
29
89°
68°
30
88°
70°
31
87°
69°
1
88°
70°
2
88°
68°
3
89°
72°
4
92°
70°
5
91°
72°
6
92°
72°
7
92°
69°
8
90°
70°
9
92°
71°
10
92°
70°
11
91°
71°
12
92°
71°
13
89°
70°
14
88°
69°
15
88°
71°
16
90°
71°
17
92°
70°
18
92°
71°
19
91°
71°
20
88°
69°
21
88°
68°
22
90°
71°
23
91°
69°
24
87°
70°
25
88°
68°
26
87°
68°
27
90°
70°
28
91°
70°
29
91°
66°
30
87°
68°
31
87°
68°
1
88°
69°
2
89°
69°
3
87°
68°
4
88°
69°
5
85°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Monroeville
Monroeville's August 2026 forecast shows daily high temperatures ranging from 85° to 92°, with overnight lows between 66° and 72°. The average high for August is 89° with an average low of 70°. 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 Monroeville. See also: September | October | November.