Average Temperatures and Rainfall for New Jersey

Average annual temperatures for New Jersey (13°C/55°F) are the same as the average for United States (13°C/55°F).

Average annual rainfall for New Jersey (1,388mm/55 inches) is significantly above the average for United States (1,039mm/41 inches).

What is the warmest or hottest month in New Jersey?

July is the hottest or warmest month in New Jersey, with an average maximum temperate of 31°C/88°F.

What is the coldest or coolest month in New Jersey?

January is the coolest or coldest month in New Jersey, with an average minimum temperate of -4°C/25°F.

What is the most rainy or wettest month in New Jersey?

August is the wettest or most rainy month in New Jersey, with an average rainfall of 155mm/6 inches.

What is the least rainy or driest month in New Jersey?

November is the driest or least rainy month in New Jersey, with an average rainfall of 88mm/3 inches.

What is the warmest or hottest place in New Jersey?

Camden is the hottest or warmest place in New Jersey, with an average maximum temperate of 14°C/57°F.

What is the coldest place in New Jersey?

Trenton is the coldest place in New Jersey, with an average maximum temperate of 12°C/54°F.

What is the most rainy or wettest place in New Jersey?

Wayne is the most rainy or wettest place in New Jersey, with an average annual rainfall of 1,513mm/60 inches.

What is the least rainy or driest place in New Jersey?

Camden is the least rainy or driest place in New Jersey, with an average annual rainfall of 1,347mm/53 inches.

Average Monthly Temperatures
Average Maximum Temperature Average Minimum Temperature
Average Monthly Rainfall
PlaceMin TempMax TempAvg TempRainfall
Bayonne 9 18 14 1,383
Camden 9 19 14 1,347
Cherry Hill 9 19 14 1,347
East Orange 9 18 14 1,383
Edison 7 18 13 1,427
Elizabeth 9 18 14 1,383
Hoboken 10 17 14 1,432
Jackson 7 18 13 1,356
Jersey City 9 18 14 1,383
Lakewood 6 19 12 1,395
Middletown 9 18 14 1,383
New Brunswick 7 18 13 1,427
Newark 9 18 14 1,383
North Bergen 10 17 14 1,432
Passaic 10 17 14 1,432
Paterson 10 17 14 1,432
Perth Amboy 9 18 14 1,383
Piscataway 7 18 13 1,427
Plainfield 7 18 13 1,427
Ridgewood 10 17 14 1,432
South Vineland 7 19 13 1,483
Toms River 7 19 13 1,392
Trenton 6 19 12 1,395
Union 9 18 14 1,383
Union City 10 17 14 1,432
Vineland 7 19 13 1,483
Wayne 8 18 13 1,513
West New York 10 17 14 1,432