S
M
T
W
T
F
S
30
80°
61°
31
79°
71°
1
85°
69°
2
72°
67°
3
88°
69°
4
87°
73°
5
81°
71°
6
79°
65°
7
81°
60°
8
83°
61°
9
87°
65°
10
88°
72°
11
83°
65°
12
80°
71°
13
82°
67°
14
81°
63°
15
75°
63°
16
81°
64°
17
85°
62°
18
83°
62°
19
77°
57°
20
74°
56°
21
72°
56°
22
74°
55°
23
74°
57°
24
78°
54°
25
69°
50°
26
69°
52°
27
73°
58°
28
77°
56°
29
71°
51°
30
71°
56°
1
72°
56°
2
69°
51°
3
71°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Keansburg
Keansburg's September 2026 forecast shows daily high temperatures ranging from 69° to 85°, with overnight lows between 50° and 71°. The average high for September is 76° 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 Keansburg. See also: October | November | December.
