S
M
T
W
T
F
S
30
81°
72°
31
78°
69°
1
80°
66°
2
81°
64°
3
78°
66°
4
77°
67°
5
78°
70°
6
83°
70°
7
83°
71°
8
80°
70°
9
77°
69°
10
78°
70°
11
78°
69°
12
80°
70°
13
77°
71°
14
78°
66°
15
81°
71°
16
80°
70°
17
80°
70°
18
78°
66°
19
75°
65°
20
75°
65°
21
76°
67°
22
78°
68°
23
78°
67°
24
76°
64°
25
72°
62°
26
72°
62°
27
71°
61°
28
71°
61°
29
72°
63°
30
72°
64°
1
73°
62°
2
74°
67°
3
78°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Grant Hill
Grant Hill's September 2026 forecast shows daily high temperatures ranging from 71° to 83°, with overnight lows between 61° and 71°. The average high for September is 77° with an average low of 67°. 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 Grant Hill. See also: October | November | December.
