S
M
T
W
T
F
S
30
82°
64°
31
81°
64°
1
80°
65°
2
81°
66°
3
80°
70°
4
81°
64°
5
82°
63°
6
81°
64°
7
80°
62°
8
81°
63°
9
79°
63°
10
79°
64°
11
80°
61°
12
78°
61°
13
78°
60°
14
79°
61°
15
80°
66°
16
82°
66°
17
80°
60°
18
76°
58°
19
76°
59°
20
77°
63°
21
76°
58°
22
75°
59°
23
80°
62°
24
79°
63°
25
80°
64°
26
79°
55°
27
78°
56°
28
72°
55°
29
71°
54°
30
71°
54°
1
Hist. Avg.
74°
53°
2
Hist. Avg.
73°
52°
3
Hist. Avg.
73°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Rose Hill
Rose Hill's September 2026 forecast shows daily high temperatures ranging from 71° to 82°, with overnight lows between 54° and 70°. The average high for September is 79° with an average low of 61°. 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 Rose Hill. See also: October | November | December.