S
M
T
W
T
F
S
30
69°
53°
31
71°
61°
1
74°
62°
2
70°
63°
3
75°
63°
4
79°
58°
5
80°
58°
6
70°
53°
7
67°
52°
8
71°
59°
9
73°
57°
10
75°
59°
11
73°
55°
12
70°
59°
13
72°
58°
14
76°
56°
15
69°
57°
16
65°
56°
17
64°
57°
18
66°
52°
19
71°
52°
20
64°
55°
21
69°
46°
22
63°
49°
23
63°
47°
24
66°
51°
25
70°
50°
26
68°
51°
27
64°
55°
28
64°
50°
29
68°
44°
30
60°
53°
1
64°
46°
2
69°
44°
3
59°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Old East York
Old East York's September 2026 forecast shows daily high temperatures ranging from 59° to 80°, with overnight lows between 44° and 63°. The average high for September is 69° 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 Old East York. See also: October | November | December.