S
M
T
W
T
F
S
28
84°
69°
29
89°
70°
30
87°
69°
1
86°
67°
2
87°
68°
3
88°
65°
4
84°
67°
5
85°
68°
6
83°
62°
7
83°
63°
8
84°
64°
9
83°
63°
10
84°
67°
11
87°
69°
12
87°
69°
13
86°
68°
14
87°
69°
15
85°
68°
16
85°
66°
17
86°
65°
18
85°
65°
19
87°
68°
20
90°
68°
21
86°
65°
22
85°
65°
23
86°
66°
24
86°
68°
25
88°
70°
26
88°
69°
27
86°
69°
28
86°
68°
29
87°
69°
30
87°
70°
31
90°
70°
1
87°
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 83° to 90°, with overnight lows between 62° and 70°. The average high for July is 86° with an average low of 67°. 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.