S
M
T
W
T
F
S
30
68°
63°
31
76°
63°
1
88°
70°
2
85°
67°
3
83°
65°
4
74°
64°
5
78°
59°
6
76°
56°
7
75°
51°
8
76°
62°
9
77°
59°
10
73°
44°
11
72°
49°
12
77°
57°
13
75°
53°
14
72°
59°
15
73°
54°
16
67°
49°
17
64°
47°
18
61°
46°
19
61°
47°
20
64°
47°
21
61°
46°
22
61°
50°
23
63°
51°
24
66°
51°
25
69°
50°
26
69°
49°
27
62°
49°
28
68°
50°
29
69°
51°
30
69°
51°
1
68°
50°
2
66°
47°
3
65°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Hamilton Heights
Hamilton Heights's September 2026 forecast shows daily high temperatures ranging from 61° to 77°, with overnight lows between 42° and 62°. The average high for September is 68° with an average low of 50°. 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 Hamilton Heights. See also: October | November | December.