S
M
T
W
T
F
S
30
83°
58°
31
79°
69°
1
90°
69°
2
74°
69°
3
87°
68°
4
85°
69°
5
79°
61°
6
78°
58°
7
77°
57°
8
81°
54°
9
86°
61°
10
85°
69°
11
81°
61°
12
79°
56°
13
82°
67°
14
75°
54°
15
75°
48°
16
84°
56°
17
81°
68°
18
83°
64°
19
74°
57°
20
74°
63°
21
73°
60°
22
64°
56°
23
68°
47°
24
66°
49°
25
74°
53°
26
70°
56°
27
65°
55°
28
70°
56°
29
73°
53°
30
75°
58°
1
74°
57°
2
73°
58°
3
72°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in West Lawn
West Lawn's September 2026 forecast shows daily high temperatures ranging from 65° to 75°, with overnight lows between 47° and 58°. The average high for September is 71° with an average low of 54°. 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 West Lawn. See also: October | November | December.
