S
M
T
W
T
F
S
30
78°
60°
31
77°
60°
1
78°
65°
2
78°
68°
3
79°
68°
4
86°
69°
5
85°
66°
6
83°
60°
7
80°
60°
8
78°
59°
9
77°
58°
10
76°
58°
11
76°
59°
12
75°
58°
13
79°
63°
14
81°
64°
15
79°
63°
16
76°
59°
17
75°
60°
18
76°
62°
19
77°
55°
20
76°
57°
21
75°
55°
22
79°
53°
23
73°
53°
24
72°
54°
25
72°
59°
26
73°
53°
27
73°
58°
28
72°
58°
29
70°
50°
30
70°
53°
1
71°
58°
2
76°
55°
3
73°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in East Rutherford
East Rutherford's September 2026 forecast shows daily high temperatures ranging from 70° to 86°, with overnight lows between 50° and 69°. The average high for September is 76° with an average low of 59°. 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 East Rutherford. See also: October | November | December.