S
M
T
W
T
F
S
30
79°
58°
31
78°
58°
1
78°
59°
2
79°
60°
3
77°
62°
4
77°
59°
5
80°
59°
6
79°
58°
7
77°
57°
8
78°
56°
9
76°
57°
10
76°
61°
11
77°
56°
12
75°
56°
13
76°
55°
14
78°
60°
15
77°
61°
16
79°
59°
17
74°
54°
18
73°
53°
19
73°
54°
20
76°
59°
21
74°
53°
22
73°
56°
23
77°
59°
24
76°
60°
25
77°
58°
26
76°
50°
27
76°
51°
28
68°
50°
29
67°
49°
30
70°
50°
1
68°
49°
2
Hist. Avg.
71°
52°
3
Hist. Avg.
70°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in West Trenton
West Trenton's September 2026 forecast shows daily high temperatures ranging from 67° to 80°, with overnight lows between 49° and 62°. The average high for September is 76° with an average low of 56°. 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 Trenton. See also: October | November | December.
