S
M
T
W
T
F
S
30
85°
60°
31
83°
55°
1
79°
54°
2
77°
56°
3
77°
55°
4
78°
55°
5
76°
54°
6
76°
53°
7
77°
54°
8
76°
57°
9
76°
54°
10
74°
53°
11
75°
54°
12
76°
53°
13
75°
52°
14
74°
53°
15
73°
54°
16
74°
50°
17
73°
51°
18
73°
51°
19
75°
53°
20
Hist. Avg.
75°
52°
21
Hist. Avg.
75°
52°
22
Hist. Avg.
74°
51°
23
Hist. Avg.
74°
51°
24
Hist. Avg.
74°
50°
25
Hist. Avg.
73°
50°
26
Hist. Avg.
73°
49°
27
Hist. Avg.
72°
49°
28
Hist. Avg.
72°
48°
29
Hist. Avg.
71°
48°
30
Hist. Avg.
71°
48°
1
Hist. Avg.
71°
47°
2
Hist. Avg.
70°
47°
3
Hist. Avg.
70°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Rockaway
Rockaway's September 2026 forecast shows daily high temperatures ranging from 73° to 85°, with overnight lows between 50° and 60°. The average high for September is 76° with an average low of 54°. 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 Rockaway. See also: October | November | December.