Average Rainfall for New Jersey in September





The tables below give monthly averages for rainfall during September at cities and other locations in New Jersey.

Each place has a total for the amount of precipitation it usually receives this month. There is also a count of the number of days with wet weather, when precipitation amounts to 0.01 inches (0.25 millimetres) or more.

The rainfall totals are averages based on weather data collected from 1991 to 2020 for the NOAA National Climatic Data Center.

You can jump to a separate table for: North Jersey and South Jersey.

North Jersey

Average monthly precipitation in September
Days Place Inches Milli­metres
9 Hightstown 4.2 105
8 Lambertville 4.4 113
9 Long Branch 4.3 110
9 New Brunswick 4.2 106
9 Newark 3.8 97
9 Plainfield 4.3 108
9 Somerville 4.3 108
9 Trenton 4.1 104
9 Wanaque Reservoir Dam 4.0 100

South Jersey

September averages for total rainfall
Days Place Inches Milli­metres
8 Atlantic City Marina 3.6 90
8 Beach Haven, Brant Beach 3.3 85
8 Bridgeton 4.3 108
9 Cape May 3.8 96
10 Hammonton 4.1 103
8 Millville 3.2 80
9 Moorestown 4.3 108
8 Toms River 4.7 119
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

New Jersey Precipitation
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