Average Precipitation for New Jersey in May





The tables below give monthly averages for rainfall plus snowfall during May 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 precipitation 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 May
Days Place Inches Milli­metres
12 Hightstown 4.1 103
12 Lambertville 4.3 110
12 Long Branch 4.1 105
13 New Brunswick 4.0 102
11 Newark 4.0 101
11 Plainfield 4.0 102
12 Somerville 3.4 87
12 Trenton 4.0 101
12 Wanaque Reservoir Dam 3.6 91

South Jersey

May averages for total rainfall plus snowfall
Days Place Inches Milli­metres
11 Atlantic City Marina 3.1 79
9 Beach Haven, Brant Beach 2.6 66
11 Bridgeton 3.6 92
11 Cape May 3.6 90
12 Hammonton 3.5 90
11 Millville 3.1 79
11 Moorestown 3.6 92
9 Toms River 3.6 91
Reference

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

New Jersey Precipitation
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