S
M
T
W
T
F
S
28
83°
69°
29
89°
67°
30
91°
71°
1
99°
75°
2
104°
82°
3
103°
76°
4
N/A
5
84°
70°
6
75°
66°
7
76°
66°
8
83°
67°
9
88°
74°
10
91°
73°
11
87°
71°
12
86°
70°
13
87°
68°
14
82°
67°
15
83°
67°
16
87°
68°
17
87°
69°
18
86°
67°
19
88°
69°
20
83°
65°
21
82°
64°
22
82°
65°
23
84°
65°
24
86°
66°
25
86°
67°
26
88°
68°
27
87°
71°
28
89°
71°
29
89°
70°
30
88°
71°
31
87°
70°
1
88°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Westfield
Westfield's July 2026 forecast shows daily high temperatures ranging from 75° to 91°, with overnight lows between 64° and 74°. The average high for July is 85° with an average low of 68°. 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 Westfield. See also: August | September | October.