S
M
T
W
T
F
S
30
74°
55°
31
78°
47°
1
74°
44°
2
71°
45°
3
72°
49°
4
74°
54°
5
78°
46°
6
77°
44°
7
70°
44°
8
70°
45°
9
74°
52°
10
72°
47°
11
70°
51°
12
69°
50°
13
69°
45°
14
68°
42°
15
66°
41°
16
67°
49°
17
67°
50°
18
73°
51°
19
74°
50°
20
75°
49°
21
72°
41°
22
66°
44°
23
64°
42°
24
63°
41°
25
62°
41°
26
65°
42°
27
69°
49°
28
70°
48°
29
Hist. Avg.
65°
42°
30
Hist. Avg.
64°
42°
1
Hist. Avg.
64°
41°
2
Hist. Avg.
63°
41°
3
Hist. Avg.
63°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Lyon Township
Lyon Township's September 2026 forecast shows daily high temperatures ranging from 62° to 78°, with overnight lows between 41° and 55°. The average high for September is 70° with an average low of 47°. 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 Lyon Township. See also: October | November | December.
