S
M
T
W
T
F
S
30
85°
66°
31
86°
68°
1
87°
69°
2
86°
66°
3
85°
65°
4
84°
64°
5
83°
63°
6
84°
64°
7
84°
64°
8
85°
64°
9
84°
68°
10
88°
64°
11
87°
64°
12
88°
66°
13
88°
67°
14
87°
68°
15
88°
68°
16
88°
67°
17
86°
65°
18
86°
65°
19
85°
64°
20
85°
64°
21
84°
65°
22
84°
60°
23
80°
60°
24
83°
63°
25
79°
64°
26
Hist. Avg.
80°
56°
27
Hist. Avg.
80°
55°
28
Hist. Avg.
79°
55°
29
Hist. Avg.
79°
54°
30
Hist. Avg.
79°
54°
1
Hist. Avg.
78°
54°
2
Hist. Avg.
78°
53°
3
Hist. Avg.
78°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Rose Hill
Rose Hill's September 2026 forecast shows daily high temperatures ranging from 79° to 88°, with overnight lows between 60° and 69°. The average high for September is 85° with an average low of 65°. 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.