S
M
T
W
T
F
S
28
75°
68°
29
93°
75°
30
95°
74°
1
95°
73°
2
92°
70°
3
87°
70°
4
84°
66°
5
84°
65°
6
82°
65°
7
80°
64°
8
86°
66°
9
87°
67°
10
85°
64°
11
84°
65°
12
83°
63°
13
81°
60°
14
80°
60°
15
81°
63°
16
83°
66°
17
84°
67°
18
87°
66°
19
81°
64°
20
82°
66°
21
86°
67°
22
88°
68°
23
88°
68°
24
89°
69°
25
88°
67°
26
89°
68°
27
88°
68°
28
89°
67°
29
87°
67°
30
85°
64°
31
80°
61°
1
81°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in West Allis
West Allis's July 2026 forecast shows daily high temperatures ranging from 80° to 95°, with overnight lows between 60° and 75°. The average high for July is 86° with an average low of 66°. 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 West Allis. See also: August | September | October.