S
M
T
W
T
F
S
30
88°
67°
31
87°
66°
1
87°
65°
2
88°
65°
3
89°
69°
4
91°
69°
5
91°
66°
6
90°
64°
7
87°
68°
8
88°
68°
9
87°
66°
10
85°
66°
11
89°
65°
12
89°
67°
13
88°
66°
14
89°
66°
15
89°
65°
16
88°
65°
17
88°
64°
18
87°
64°
19
86°
63°
20
86°
59°
21
85°
63°
22
86°
64°
23
86°
62°
24
85°
62°
25
86°
57°
26
84°
60°
27
85°
62°
28
85°
60°
29
84°
59°
30
83°
60°
1
84°
59°
2
84°
60°
3
85°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Highland Circle
Highland Circle's September 2026 forecast shows daily high temperatures ranging from 83° to 91°, with overnight lows between 57° and 69°. The average high for September is 87° with an average low of 64°. 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 Highland Circle. See also: October | November | December.