S
M
T
W
T
F
S
28
66°
52°
29
69°
55°
30
67°
54°
1
73°
55°
2
70°
55°
3
70°
54°
4
73°
56°
5
70°
57°
6
71°
55°
7
73°
55°
8
73°
53°
9
74°
57°
10
68°
55°
11
69°
55°
12
73°
56°
13
74°
54°
14
75°
56°
15
75°
60°
16
74°
58°
17
72°
59°
18
75°
57°
19
72°
52°
20
69°
53°
21
72°
58°
22
73°
56°
23
72°
56°
24
76°
55°
25
70°
58°
26
69°
58°
27
72°
57°
28
76°
56°
29
75°
56°
30
70°
55°
31
71°
55°
1
72°
57°
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 66° to 76°, with overnight lows between 52° and 60°. The average high for July is 72° with an average low of 56°. 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.