S
M
T
W
T
F
S
26
80°
67°
27
79°
70°
28
79°
68°
29
77°
66°
30
78°
70°
31
78°
70°
1
80°
69°
2
83°
71°
3
83°
71°
4
84°
70°
5
79°
68°
6
78°
67°
7
83°
70°
8
83°
68°
9
81°
70°
10
82°
68°
11
78°
65°
12
80°
69°
13
83°
70°
14
80°
65°
15
76°
63°
16
76°
63°
17
77°
69°
18
78°
69°
19
78°
68°
20
79°
69°
21
81°
69°
22
78°
68°
23
77°
69°
24
81°
61°
25
81°
68°
26
85°
65°
27
84°
63°
28
79°
62°
29
74°
60°
30
75°
60°
31
76°
67°
1
81°
68°
2
76°
68°
3
83°
67°
4
83°
59°
5
81°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in West Mentor
West Mentor's August 2026 forecast shows daily high temperatures ranging from 74° to 85°, with overnight lows between 59° and 71°. The average high for August is 80° 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 August weather will actually feel in West Mentor. See also: September | October | November.