S
M
T
W
T
F
S
30
77°
56°
31
82°
60°
1
82°
60°
2
81°
59°
3
82°
53°
4
79°
50°
5
74°
51°
6
74°
57°
7
79°
57°
8
80°
58°
9
79°
57°
10
74°
56°
11
79°
55°
12
78°
57°
13
78°
57°
14
78°
56°
15
79°
57°
16
79°
54°
17
77°
55°
18
77°
49°
19
75°
47°
20
72°
46°
21
68°
44°
22
68°
51°
23
69°
48°
24
71°
45°
25
67°
44°
26
67°
45°
27
70°
44°
28
73°
50°
29
72°
49°
30
73°
48°
1
67°
49°
2
67°
42°
3
66°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Light Street
Light Street's September 2026 forecast shows daily high temperatures ranging from 66° to 82°, with overnight lows between 42° and 60°. The average high for September is 75° with an average low of 52°. 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 Light Street. See also: October | November | December.