S
M
T
W
T
F
S
26
97°
66°
27
89°
71°
28
87°
67°
29
93°
66°
30
91°
68°
31
76°
66°
1
85°
60°
2
86°
59°
3
89°
61°
4
74°
49°
5
81°
45°
6
84°
58°
7
78°
58°
8
83°
49°
9
80°
54°
10
80°
50°
11
83°
58°
12
84°
59°
13
83°
59°
14
84°
56°
15
84°
67°
16
78°
55°
17
85°
51°
18
77°
49°
19
78°
44°
20
80°
56°
21
80°
60°
22
74°
51°
23
76°
46°
24
78°
51°
25
82°
62°
26
78°
52°
27
75°
46°
28
78°
60°
29
76°
61°
30
80°
57°
31
80°
54°
1
76°
52°
2
74°
53°
3
77°
54°
4
78°
55°
5
74°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Crosby
Crosby's August 2026 forecast shows daily high temperatures ranging from 74° to 82°, with overnight lows between 46° and 62°. The average high for August is 77° with an average low of 55°. 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 Crosby. See also: September | October | November.