S
M
T
W
T
F
S
28
86°
68°
29
90°
70°
30
91°
68°
1
93°
72°
2
95°
70°
3
95°
72°
4
95°
68°
5
93°
66°
6
90°
66°
7
86°
70°
8
88°
68°
9
82°
70°
10
73°
68°
11
82°
68°
12
88°
66°
13
86°
61°
14
93°
65°
15
97°
69°
16
98°
70°
17
95°
69°
18
83°
69°
19
83°
65°
20
86°
64°
21
82°
63°
22
83°
61°
23
82°
63°
24
84°
64°
25
85°
64°
26
84°
63°
27
84°
64°
28
85°
64°
29
82°
60°
30
80°
66°
31
81°
66°
1
83°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Westfield
Westfield's July 2026 forecast shows daily high temperatures ranging from 80° to 98°, with overnight lows between 60° and 70°. The average high for July is 86° with an average low of 65°. 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.