S
M
T
W
T
F
S
30
78°
60°
31
77°
59°
1
76°
60°
2
77°
61°
3
76°
62°
4
75°
61°
5
78°
61°
6
77°
60°
7
76°
59°
8
75°
58°
9
74°
58°
10
75°
63°
11
75°
57°
12
74°
57°
13
76°
56°
14
76°
62°
15
77°
63°
16
77°
60°
17
73°
56°
18
73°
55°
19
74°
56°
20
75°
61°
21
74°
56°
22
72°
58°
23
75°
59°
24
76°
60°
25
77°
59°
26
75°
51°
27
75°
52°
28
68°
51°
29
67°
50°
30
67°
50°
1
Hist. Avg.
70°
53°
2
Hist. Avg.
70°
52°
3
Hist. Avg.
69°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in West Long Branch
West Long Branch's September 2026 forecast shows daily high temperatures ranging from 67° to 78°, with overnight lows between 50° and 63°. The average high for September is 75° with an average low of 58°. 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 Long Branch. See also: October | November | December.