Average Temperatures for New Jersey in August





Average temperatures for August at cities, communities and other locations in New Jersey are listed below in degrees Fahrenheit and Celsius.

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

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

North Jersey

Average August temperatures
High °F Low °F Place High °C Low °C
79 70 Atlantic City Marina 26 21
83 69 Beach Haven, Brant Beach 28 21
86 64 Belleplain State Forest 30 18
84 65 Bridgeton 29 19
84 67 Cape May 29 20
85 66 Glassboro 29 19
85 64 Hammonton 30 18
84 64 Millville 29 18
85 64 Moorestown 30 18
84 62 Toms River 29 17

South Jersey

Average daily temperatures in August
High °F Low °F Place High °C Low °C
83 62 Easton 28 17
85 61 Hightstown 29 16
87 61 Lambertville 30 16
82 65 Long Branch 28 19
85 64 New Brunswick 29 18
85 68 Newark 29 20
86 64 Plainfield 30 18
83 60 Somerville 29 16
84 65 Trenton 29 18
83 63 Wanaque Reservoir Dam 28 17
Reference

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

New Jersey Temperatures
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