S
M
T
W
T
F
S
26
88°
70°
27
89°
70°
28
87°
71°
29
87°
72°
30
88°
71°
31
92°
71°
1
92°
70°
2
91°
72°
3
89°
70°
4
88°
69°
5
87°
69°
6
89°
72°
7
92°
67°
8
90°
66°
9
88°
67°
10
91°
67°
11
92°
68°
12
91°
67°
13
90°
68°
14
90°
69°
15
91°
70°
16
90°
69°
17
87°
70°
18
91°
71°
19
91°
70°
20
92°
70°
21
91°
68°
22
86°
69°
23
86°
69°
24
87°
65°
25
86°
65°
26
89°
67°
27
90°
66°
28
89°
65°
29
90°
68°
30
90°
66°
31
89°
67°
1
89°
65°
2
85°
64°
3
85°
63°
4
87°
65°
5
87°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Gibson
Gibson's August 2026 forecast shows daily high temperatures ranging from 85° to 92°, with overnight lows between 63° and 72°. The average high for August is 89° with an average low of 68°. 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 Gibson. See also: September | October | November.