S
M
T
W
T
F
S
28
80°
59°
29
85°
65°
30
90°
77°
1
91°
79°
2
91°
80°
3
90°
70°
4
85°
70°
5
81°
67°
6
79°
70°
7
78°
66°
8
83°
63°
9
84°
67°
10
80°
71°
11
82°
66°
12
80°
62°
13
82°
61°
14
89°
77°
15
88°
74°
16
86°
71°
17
85°
71°
18
84°
71°
19
79°
66°
20
79°
65°
21
78°
65°
22
74°
64°
23
74°
65°
24
78°
68°
25
77°
66°
26
78°
68°
27
79°
67°
28
79°
68°
29
77°
66°
30
78°
70°
31
78°
70°
1
80°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Mentor
Mentor's July 2026 forecast shows daily high temperatures ranging from 74° to 89°, with overnight lows between 64° and 77°. The average high for July is 80° 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 Mentor. See also: August | September | October.