S
M
T
W
T
F
S
30
83°
62°
31
82°
62°
1
83°
58°
2
75°
54°
3
74°
54°
4
74°
55°
5
75°
53°
6
79°
60°
7
81°
60°
8
80°
59°
9
78°
60°
10
81°
60°
11
81°
59°
12
82°
60°
13
81°
61°
14
81°
50°
15
73°
50°
16
70°
52°
17
73°
51°
18
71°
49°
19
70°
48°
20
70°
48°
21
77°
51°
22
77°
54°
23
76°
46°
24
77°
46°
25
70°
45°
26
70°
48°
27
72°
53°
28
74°
52°
29
74°
43°
30
68°
44°
1
66°
50°
2
67°
49°
3
71°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Stockertown
Stockertown's September 2026 forecast shows daily high temperatures ranging from 66° to 83°, with overnight lows between 43° and 62°. The average high for September is 75° 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 Stockertown. See also: October | November | December.