S
M
T
W
T
F
S
26
90°
76°
27
92°
78°
28
93°
77°
29
94°
77°
30
94°
78°
31
93°
78°
1
94°
77°
2
94°
78°
3
93°
78°
4
94°
77°
5
93°
77°
6
93°
76°
7
94°
77°
8
93°
76°
9
94°
77°
10
93°
77°
11
94°
76°
12
94°
77°
13
93°
77°
14
93°
76°
15
90°
76°
16
90°
75°
17
91°
76°
18
91°
76°
19
92°
76°
20
91°
76°
21
91°
75°
22
92°
76°
23
92°
75°
24
93°
73°
25
93°
74°
26
90°
74°
27
91°
72°
28
90°
73°
29
92°
74°
30
94°
73°
31
93°
74°
1
93°
74°
2
89°
72°
3
89°
70°
4
88°
71°
5
88°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Avery Island
Avery Island's August 2026 forecast shows daily high temperatures ranging from 88° to 94°, with overnight lows between 70° and 78°. The average high for August is 92° with an average low of 75°. 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 Avery Island. See also: September | October | November.