S
M
T
W
T
F
S
26
84°
57°
27
82°
55°
28
86°
59°
29
93°
55°
30
82°
53°
31
86°
58°
1
93°
66°
2
92°
54°
3
69°
47°
4
70°
47°
5
78°
52°
6
83°
55°
7
82°
54°
8
83°
56°
9
81°
53°
10
82°
55°
11
81°
55°
12
82°
54°
13
76°
58°
14
80°
60°
15
87°
59°
16
76°
59°
17
80°
58°
18
85°
59°
19
85°
60°
20
84°
59°
21
80°
57°
22
78°
57°
23
74°
54°
24
76°
56°
25
81°
57°
26
82°
57°
27
83°
58°
28
83°
58°
29
82°
57°
30
82°
57°
31
78°
56°
1
71°
51°
2
69°
53°
3
80°
55°
4
81°
56°
5
82°
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 69° to 93°, with overnight lows between 47° and 66°. The average high for August is 81° with an average low of 56°. 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.