S
M
T
W
T
F
S
26
79°
59°
27
80°
62°
28
80°
60°
29
81°
61°
30
81°
66°
31
86°
66°
1
87°
67°
2
88°
67°
3
86°
66°
4
87°
60°
5
80°
57°
6
79°
57°
7
78°
58°
8
78°
57°
9
79°
58°
10
80°
60°
11
81°
62°
12
83°
64°
13
85°
65°
14
86°
64°
15
86°
61°
16
85°
58°
17
78°
57°
18
78°
57°
19
80°
58°
20
78°
57°
21
76°
59°
22
79°
56°
23
81°
62°
24
83°
63°
25
77°
56°
26
81°
55°
27
79°
63°
28
77°
62°
29
84°
63°
30
83°
62°
31
82°
60°
1
80°
61°
2
82°
57°
3
80°
58°
4
75°
60°
5
82°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Gilberts
Gilberts's August 2026 forecast shows daily high temperatures ranging from 75° to 88°, with overnight lows between 55° and 67°. The average high for August is 81° with an average low of 60°. 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 Gilberts. See also: September | October | November.