S
M
T
W
T
F
S
26
94°
76°
27
96°
81°
28
91°
75°
29
96°
81°
30
92°
78°
31
91°
78°
1
85°
76°
2
88°
79°
3
89°
75°
4
89°
74°
5
89°
73°
6
88°
74°
7
89°
75°
8
90°
76°
9
90°
77°
10
90°
75°
11
92°
76°
12
93°
76°
13
93°
78°
14
93°
77°
15
92°
75°
16
93°
76°
17
91°
81°
18
93°
82°
19
93°
80°
20
98°
78°
21
93°
79°
22
92°
75°
23
91°
74°
24
90°
73°
25
92°
72°
26
93°
75°
27
90°
73°
28
92°
74°
29
90°
73°
30
91°
74°
31
88°
75°
1
86°
75°
2
85°
74°
3
86°
75°
4
86°
70°
5
87°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in St. George Island
St. George Island's August 2026 forecast shows daily high temperatures ranging from 85° to 98°, with overnight lows between 70° and 82°. The average high for August is 90° 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 St. George Island. See also: September | October | November.
