S
M
T
W
T
F
S
30
93°
48°
31
93°
47°
1
92°
48°
2
91°
49°
3
92°
47°
4
92°
46°
5
89°
42°
6
87°
38°
7
80°
41°
8
80°
41°
9
85°
45°
10
88°
45°
11
89°
42°
12
87°
44°
13
87°
44°
14
86°
41°
15
84°
38°
16
78°
42°
17
84°
44°
18
87°
43°
19
89°
44°
20
88°
44°
21
86°
43°
22
78°
39°
23
74°
39°
24
81°
35°
25
80°
34°
26
79°
37°
27
75°
36°
28
74°
35°
29
73°
30°
30
72°
35°
1
72°
40°
2
74°
40°
3
80°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Johnson Lane
Johnson Lane's September 2026 forecast shows daily high temperatures ranging from 72° to 93°, with overnight lows between 30° and 49°. The average high for September is 83° with an average low of 41°. 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 Johnson Lane. See also: October | November | December.