S
M
T
W
T
F
S
30
68°
60°
31
78°
62°
1
84°
69°
2
84°
65°
3
81°
64°
4
73°
65°
5
72°
59°
6
75°
47°
7
75°
52°
8
79°
66°
9
84°
63°
10
73°
51°
11
69°
50°
12
78°
58°
13
79°
59°
14
72°
56°
15
71°
53°
16
70°
52°
17
72°
52°
18
68°
53°
19
71°
48°
20
75°
54°
21
71°
53°
22
65°
53°
23
67°
52°
24
70°
52°
25
73°
51°
26
73°
51°
27
68°
50°
28
72°
52°
29
73°
53°
30
74°
53°
1
73°
52°
2
70°
49°
3
70°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Frewsburg
Frewsburg's September 2026 forecast shows daily high temperatures ranging from 65° to 84°, with overnight lows between 45° and 66°. The average high for September is 73° with an average low of 53°. 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 Frewsburg. See also: October | November | December.
