S
M
T
W
T
F
S
30
85°
63°
31
84°
64°
1
84°
63°
2
83°
64°
3
83°
64°
4
82°
63°
5
83°
63°
6
82°
62°
7
81°
62°
8
81°
61°
9
80°
62°
10
81°
62°
11
82°
61°
12
82°
61°
13
81°
62°
14
82°
61°
15
80°
62°
16
80°
60°
17
79°
61°
18
78°
58°
19
77°
51°
20
73°
56°
21
73°
59°
22
74°
50°
23
72°
50°
24
70°
52°
25
72°
55°
26
76°
55°
27
71°
52°
28
70°
50°
29
69°
49°
30
69°
50°
1
70°
56°
2
72°
51°
3
72°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Holmdel Township
Holmdel Township's September 2026 forecast shows daily high temperatures ranging from 69° to 85°, with overnight lows between 46° and 64°. The average high for September is 78° 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 Holmdel Township. See also: October | November | December.
