S
M
T
W
T
F
S
26
93°
72°
27
92°
73°
28
87°
70°
29
82°
62°
30
84°
59°
31
75°
66°
1
73°
65°
2
80°
65°
3
83°
60°
4
84°
65°
5
83°
64°
6
74°
66°
7
86°
67°
8
86°
67°
9
87°
69°
10
90°
73°
11
91°
73°
12
84°
72°
13
91°
71°
14
88°
74°
15
85°
73°
16
86°
72°
17
81°
63°
18
83°
59°
19
80°
69°
20
82°
63°
21
84°
58°
22
82°
61°
23
81°
59°
24
79°
52°
25
84°
61°
26
90°
64°
27
85°
63°
28
85°
58°
29
85°
62°
30
93°
67°
31
95°
64°
1
99°
72°
2
98°
71°
3
97°
72°
4
98°
72°
5
99°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Gillespie
Gillespie's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Gillespie. See also: September | October | November.