S
M
T
W
T
F
S
30
73°
63°
31
85°
66°
1
88°
70°
2
89°
70°
3
82°
65°
4
79°
60°
5
75°
56°
6
77°
61°
7
77°
56°
8
72°
58°
9
76°
60°
10
76°
57°
11
73°
53°
12
71°
53°
13
70°
54°
14
71°
52°
15
73°
58°
16
74°
58°
17
74°
54°
18
67°
51°
19
71°
56°
20
76°
58°
21
76°
58°
22
75°
57°
23
76°
56°
24
75°
55°
25
74°
55°
26
73°
54°
27
74°
55°
28
74°
54°
29
73°
53°
30
68°
52°
1
67°
52°
2
71°
53°
3
72°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Richmond Township
Richmond Township's September 2026 forecast shows daily high temperatures ranging from 67° to 89°, with overnight lows between 51° and 70°. The average high for September is 75° with an average low of 57°. 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 Richmond Township. See also: October | November | December.