S
M
T
W
T
F
S
28
81°
68°
29
86°
63°
30
86°
66°
1
86°
69°
2
101°
73°
3
102°
79°
4
96°
75°
5
84°
68°
6
73°
67°
7
78°
66°
8
83°
69°
9
89°
71°
10
88°
71°
11
87°
69°
12
83°
68°
13
87°
68°
14
84°
67°
15
86°
70°
16
89°
70°
17
90°
67°
18
84°
67°
19
88°
69°
20
84°
65°
21
82°
66°
22
83°
65°
23
85°
66°
24
87°
66°
25
87°
67°
26
89°
68°
27
88°
71°
28
89°
72°
29
89°
71°
30
88°
71°
31
88°
70°
1
87°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Westbury
Westbury's July 2026 forecast shows daily high temperatures ranging from 73° to 96°, with overnight lows between 65° and 75°. The average high for July is 86° with an average low of 69°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Westbury. See also: August | September | October.