S
M
T
W
T
F
S
30
91°
70°
31
93°
69°
1
96°
69°
2
97°
70°
3
96°
71°
4
96°
71°
5
97°
72°
6
96°
71°
7
94°
72°
8
91°
71°
9
92°
72°
10
93°
69°
11
95°
68°
12
96°
71°
13
92°
69°
14
90°
65°
15
89°
65°
16
93°
62°
17
83°
65°
18
80°
66°
19
80°
66°
20
81°
65°
21
83°
66°
22
87°
65°
23
86°
64°
24
84°
65°
25
83°
65°
26
83°
60°
27
78°
56°
28
76°
54°
29
75°
53°
30
75°
53°
1
76°
56°
2
77°
59°
3
73°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Rockwood
Rockwood's September 2026 forecast shows daily high temperatures ranging from 73° to 97°, with overnight lows between 53° and 72°. The average high for September is 86° 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 Rockwood. See also: October | November | December.