S
M
T
W
T
F
S
30
70°
51°
31
72°
55°
1
73°
58°
2
72°
61°
3
76°
61°
4
82°
58°
5
82°
55°
6
75°
50°
7
70°
49°
8
71°
55°
9
75°
49°
10
75°
55°
11
72°
51°
12
73°
53°
13
73°
56°
14
78°
55°
15
72°
54°
16
68°
53°
17
67°
54°
18
68°
51°
19
73°
47°
20
67°
52°
21
71°
45°
22
67°
44°
23
66°
44°
24
66°
45°
25
68°
47°
26
69°
43°
27
64°
52°
28
66°
47°
29
68°
42°
30
62°
48°
1
65°
46°
2
72°
45°
3
65°
41°
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 62° to 82°, with overnight lows between 41° and 61°. The average high for September is 71° with an average low of 51°. 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.