S
M
T
W
T
F
S
30
83°
58°
31
86°
65°
1
89°
72°
2
92°
70°
3
87°
67°
4
80°
64°
5
79°
59°
6
77°
55°
7
81°
54°
8
82°
53°
9
86°
68°
10
80°
66°
11
79°
60°
12
82°
59°
13
83°
65°
14
69°
52°
15
82°
63°
16
85°
69°
17
82°
64°
18
77°
55°
19
77°
66°
20
76°
61°
21
77°
60°
22
68°
51°
23
69°
49°
24
69°
50°
25
69°
51°
26
70°
51°
27
72°
52°
28
70°
46°
29
75°
51°
30
74°
52°
1
74°
52°
2
75°
50°
3
72°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Lancaster Township
Lancaster Township's September 2026 forecast shows daily high temperatures ranging from 68° to 85°, with overnight lows between 46° and 69°. The average high for September is 74° with an average low of 55°. 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 Lancaster Township. See also: October | November | December.
