S
M
T
W
T
F
S
30
81°
60°
31
82°
57°
1
83°
52°
2
82°
51°
3
78°
52°
4
79°
53°
5
81°
60°
6
87°
62°
7
88°
62°
8
89°
52°
9
84°
51°
10
79°
57°
11
80°
61°
12
87°
53°
13
88°
49°
14
78°
53°
15
81°
58°
16
86°
59°
17
86°
50°
18
82°
51°
19
76°
52°
20
84°
56°
21
84°
56°
22
83°
55°
23
83°
56°
24
82°
55°
25
83°
55°
26
82°
54°
27
82°
54°
28
83°
53°
29
82°
54°
30
82°
54°
1
81°
43°
2
81°
41°
3
76°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Fairport
Fairport's September 2026 forecast shows daily high temperatures ranging from 76° to 89°, with overnight lows between 41° and 62°. The average high for September is 82° with an average low of 54°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Fairport. See also: October | November | December.