S
M
T
W
T
F
S
26
72°
56°
27
71°
56°
28
74°
55°
29
72°
56°
30
71°
57°
31
72°
56°
1
70°
54°
2
71°
53°
3
70°
52°
4
72°
53°
5
75°
56°
6
75°
57°
7
74°
58°
8
74°
57°
9
71°
52°
10
70°
51°
11
70°
51°
12
71°
55°
13
71°
56°
14
70°
55°
15
70°
55°
16
69°
54°
17
73°
55°
18
73°
55°
19
72°
56°
20
73°
55°
21
72°
56°
22
73°
56°
23
73°
55°
24
72°
55°
25
72°
54°
26
71°
55°
27
71°
54°
28
72°
55°
29
71°
55°
30
70°
52°
31
71°
51°
1
69°
52°
2
70°
54°
3
69°
55°
4
70°
51°
5
68°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Westbury
Westbury's August 2026 forecast shows daily high temperatures ranging from 68° to 75°, with overnight lows between 51° and 58°. The average high for August is 71° 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 Westbury. See also: September | October | November.