S
M
T
W
T
F
S
30
81°
64°
31
82°
63°
1
79°
62°
2
83°
64°
3
82°
61°
4
81°
60°
5
79°
56°
6
74°
54°
7
77°
60°
8
77°
61°
9
78°
61°
10
79°
59°
11
74°
54°
12
77°
59°
13
78°
57°
14
74°
52°
15
74°
54°
16
76°
57°
17
75°
56°
18
80°
54°
19
73°
51°
20
70°
49°
21
75°
56°
22
78°
57°
23
79°
54°
24
73°
49°
25
69°
52°
26
68°
48°
27
68°
46°
28
69°
47°
29
69°
46°
30
70°
48°
1
68°
48°
2
65°
46°
3
64°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Conewago Township
Conewago Township's September 2026 forecast shows daily high temperatures ranging from 64° to 83°, with overnight lows between 44° and 64°. The average high for September is 75° 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 Conewago Township. See also: October | November | December.