S
M
T
W
T
F
S
30
79°
58°
31
79°
60°
1
73°
55°
2
71°
53°
3
69°
54°
4
72°
51°
5
71°
52°
6
67°
47°
7
72°
52°
8
73°
54°
9
72°
54°
10
70°
51°
11
67°
47°
12
74°
53°
13
69°
49°
14
66°
46°
15
69°
47°
16
72°
50°
17
72°
51°
18
73°
47°
19
64°
45°
20
63°
41°
21
67°
48°
22
68°
47°
23
70°
45°
24
62°
41°
25
61°
40°
26
60°
39°
27
60°
38°
28
61°
38°
29
61°
39°
30
63°
41°
1
63°
41°
2
57°
39°
3
56°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Corning
Corning's September 2026 forecast shows daily high temperatures ranging from 56° to 79°, with overnight lows between 38° and 60°. The average high for September is 68° with an average low of 47°. 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 Corning. See also: October | November | December.
