S
M
T
W
T
F
S
28
89°
70°
29
92°
74°
30
92°
74°
1
93°
72°
2
94°
74°
3
94°
75°
4
90°
70°
5
86°
70°
6
86°
70°
7
88°
70°
8
90°
69°
9
89°
73°
10
84°
70°
11
84°
68°
12
86°
67°
13
85°
66°
14
85°
68°
15
88°
67°
16
86°
68°
17
89°
70°
18
88°
69°
19
86°
71°
20
87°
68°
21
84°
65°
22
84°
66°
23
85°
66°
24
86°
68°
25
87°
69°
26
86°
71°
27
89°
72°
28
90°
72°
29
90°
71°
30
89°
73°
31
88°
72°
1
89°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Prospect
Prospect's July 2026 forecast shows daily high temperatures ranging from 84° to 90°, with overnight lows between 65° and 73°. The average high for July is 87° 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 Prospect. See also: August | September | October.