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New Jersey

New Jersey Weather

New Jersey is known for a moderate climate, with pleasant summers and somewhat mild winters, especially along the southern coastal areas.

Overall, January is the coldest month, with average high temperatures in the mid 30s. Colder conditions are common in the northwest.

August is the warmest month, with average temperatures near 80 degrees. Beach temperatures are often cooler and quite pleasant.

Annual precipitation averages near 45 inches, with higher amounts in the Piedmont Plateau.

For a more detailed look at annual New Jersey precipitation levels, view this precipitation map.

Current Weather Conditions:

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Seasonal Temperature Averages:

HIGH TEMPERATURES ( Fahrenheit/Celsius )

(Jan) 47/8 (Feb) 36/2 (Mar) 51/10 (Apr) 56/13

(May) 70/21 (Jun) 78/25 (Jul) 83/28 (Aug) 83/28

(Sep) 78/25 (Oct) 72/21 (Nov) 54/12 (Dec) 45/7

LOW TEMPERATURES ( Fahrenheit/Celsius )

(Jan) 34/1 (Feb) 25/-4 (Mar) 36/2 (Apr) 43/6

(May) 54/12 (Jun) 64/17 (Jul) 67/19 (Aug) 68/19

(Sep) 61/16 (Oct) 57/13 (Nov) 41/4 (Dec) 34/1


HIGH TEMPERATURES ( Fahrenheit/Celsius )

(Jan) 41/5 (Feb) 33/0 (Mar) 50/9 (Apr) 57/13

(May) 76/24 (Jun) 81/27 (Jul) 83/28 (Aug) 81/27

(Sep) 78/25 (Oct) 70/21 (Nov) 50/9 (Dec) 39/4

LOW TEMPERATURES ( Fahrenheit/Celsius )

(Jan) 28/-2 (Feb) 18/-7 (Mar) 28/-2 (Apr) 39/3

(May) 50/10 (Jun) 59/14 (Jul) 64/17 (Aug) 63/17

(Sep) 56/13 (Oct) 52/11 (Nov) 33/0 (Dec) 27/-2

New Jersey Photographs

Sunset Reflection on Beach, Cape May, New Jersey, USA

Sunset at Cape May, New Jersey...
by Jay O'brien
Buy This at Allposters.com

New Jersey Cities, Counties & Area Codes

City County Area Code
Egg Harbor Township Atlantic 609
Hackensack Bergen 201
Marlton Burlington 856
Camden Camden 856
Cape May Cape May 609
Vineland Cumberland 856
Newark Essex 973
Williamstown Gloucester 856
Jersey City Hudson 201
Flemington Hunterdon 908
Trenton Mercer 609
Edison Middlesex 732
Freehold Monmouth 732
Morristown Morris 973
Toms River Ocean 732
Paterson Passaic 973
Penns Grove Salem 856
Somerset Somerset 732
Newton Sussex 973
Elizabeth Union 908
Hackettstown Warren 908

About the Author

John Moen is a cartographer who along with his wife are the orignal founders of worldatlas.com. He and his wife, Chris Woolwine-Moen, produced thousands of award-winning maps that are used all over the world and content that aids students, teachers, travelers and parents with their geography and map questions. Today, it's one of the most popular educational sites on the web.

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This page was last updated on April 7, 2017.