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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Trenton, NJ
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Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
25°
3
32°
4
30°
5
26°
6
25°
7
26°
8
28°
9
29°
10
31°
11
27°
12
27°
13
27°
14
28°
15
27°
16
26°
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Wednesday, September 2, 2026
Day
25°
Feels 25
Wind
15 km/h E
Gust
32 km/h
Humidity
79%
P.O.P
70%
Rain
~1 mm
Night
21°
Feels 21
Wind
13 km/h E
Gust
26 km/h
Humidity
100%
P.O.P
90%
Rain
5-10 mm
Historical Averages
Sep 2
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
September
Average Temperature
High
25°
Feels 26
Low
15°
Feels 14
Average Precipitation
9 Days
Rain amount
77.3mm
Snow amount
0cm