S
M
T
W
T
F
S
30
73°
57°
31
74°
65°
1
79°
65°
2
73°
67°
3
80°
66°
4
82°
59°
5
81°
61°
6
75°
55°
7
71°
56°
8
75°
63°
9
78°
60°
10
79°
62°
11
75°
56°
12
73°
62°
13
75°
61°
14
79°
56°
15
70°
58°
16
69°
59°
17
68°
60°
18
69°
53°
19
75°
52°
20
68°
58°
21
72°
51°
22
69°
54°
23
70°
51°
24
74°
54°
25
74°
58°
26
73°
57°
27
72°
59°
28
73°
56°
29
72°
48°
30
65°
55°
1
71°
55°
2
74°
50°
3
70°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Avonia
Avonia's September 2026 forecast shows daily high temperatures ranging from 65° to 82°, with overnight lows between 48° and 67°. The average high for September is 73° with an average low of 57°. 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 Avonia. See also: October | November | December.