S
M
T
W
T
F
S
26
79°
59°
27
87°
66°
28
77°
66°
29
79°
68°
30
78°
62°
31
82°
60°
1
82°
70°
2
84°
68°
3
74°
58°
4
77°
51°
5
83°
59°
6
85°
66°
7
79°
70°
8
85°
69°
9
79°
65°
10
81°
65°
11
76°
67°
12
78°
64°
13
78°
67°
14
82°
64°
15
81°
71°
16
80°
71°
17
76°
66°
18
79°
66°
19
76°
65°
20
71°
62°
21
74°
63°
22
73°
63°
23
76°
67°
24
75°
66°
25
76°
68°
26
78°
67°
27
77°
67°
28
75°
62°
29
76°
65°
30
79°
68°
31
75°
63°
1
76°
66°
2
76°
67°
3
75°
67°
4
75°
65°
5
76°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Fairport Harbor
Fairport Harbor's August 2026 forecast shows daily high temperatures ranging from 71° to 81°, with overnight lows between 62° and 71°. The average high for August is 76° with an average low of 66°. 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 Fairport Harbor. See also: September | October | November.