S
M
T
W
T
F
S
26
86°
63°
27
86°
68°
28
83°
68°
29
83°
62°
30
88°
62°
31
88°
63°
1
80°
67°
2
78°
65°
3
82°
61°
4
83°
56°
5
86°
57°
6
87°
68°
7
84°
67°
8
88°
66°
9
86°
58°
10
86°
67°
11
77°
64°
12
76°
64°
13
79°
63°
14
82°
66°
15
81°
71°
16
85°
67°
17
81°
60°
18
81°
61°
19
79°
60°
20
75°
59°
21
79°
55°
22
78°
59°
23
80°
61°
24
81°
60°
25
80°
59°
26
79°
57°
27
78°
59°
28
76°
56°
29
76°
58°
30
79°
62°
31
83°
63°
1
84°
64°
2
85°
63°
3
84°
62°
4
83°
62°
5
81°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Custar
Custar's August 2026 forecast shows daily high temperatures ranging from 75° to 85°, with overnight lows between 55° and 71°. The average high for August is 80° with an average low of 61°. 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 Custar. See also: September | October | November.