S
M
T
W
T
F
S
30
90°
69°
31
91°
72°
1
92°
71°
2
90°
70°
3
90°
70°
4
91°
71°
5
90°
72°
6
90°
72°
7
89°
70°
8
88°
71°
9
89°
72°
10
89°
70°
11
88°
69°
12
89°
70°
13
88°
70°
14
86°
69°
15
87°
69°
16
84°
68°
17
84°
69°
18
85°
68°
19
87°
68°
20
87°
67°
21
86°
68°
22
87°
68°
23
85°
67°
24
87°
67°
25
87°
66°
26
86°
66°
27
87°
65°
28
85°
65°
29
86°
64°
30
85°
65°
1
84°
64°
2
86°
65°
3
82°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in West Orange
West Orange's September 2026 forecast shows daily high temperatures ranging from 82° to 92°, with overnight lows between 60° and 72°. The average high for September is 87° with an average low of 68°. 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 West Orange. See also: October | November | December.