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
87°
70°
10
79°
68°
11
81°
64°
12
81°
62°
13
84°
70°
14
88°
75°
15
85°
72°
16
82°
68°
17
83°
69°
18
78°
66°
19
81°
65°
20
77°
68°
21
79°
67°
22
77°
65°
23
78°
66°
24
86°
72°
25
86°
71°
26
85°
73°
27
86°
72°
28
83°
72°
29
83°
71°
30
79°
70°
31
79°
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 77° to 88°, with overnight lows between 62° and 75°. The average high for July is 82° 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 Mentor. See also: August | September | October.