December weather forecast
New Jersey, USA

December marks the arrival of winter in New Jersey, bringing with it colder temperatures, increased chances of snow, and the potential for winter storms.

In the northern highlands, minimum temperatures can fall between 24°F (-4.4°C) to 29°F (-1.7°C), while in the southern coastal areas, they may range from 32°F (0°C) to 36°F (2.2°C). Maximum temperatures generally vary from 39°F (3.9°C) in the north to 45°F (7.2°C) in the central and southern regions.

Snowfall begins to occur, particularly in the northwest portion of the state, with ranges from 6" (152mm) to 8" (203mm) in the northern areas and 2" (51mm) to 4" (102mm) in the south. Rainfall averages around 2.8" (71mm) in the northern areas to 3.1" (79mm) in the south.

Cities such as Paterson and Jersey City experience a winter chill, while coastal regions like Atlantic City may be slightly warmer due to maritime influences. The northern valleys and highlands may register temperatures below 0°F (-17.8°C), notably colder than the rest of the state.

Comparing December to November, there is a marked decrease in temperatures, with the northwest region becoming particularly cold. The introduction of snowfall and the potential for winter storms further differentiate December from preceding months.

December's arrival of winter conditions, including the chill in the air, snowfall, and winter storms, sets the tone for the coming months. The state's varied climate zones manifest in differing weather experiences across New Jersey, offering a mix of wintry landscapes and opportunities for winter sports and activities. The coastal regions continue to be more temperate, but the influence of the Atlantic Ocean lessens as winter takes hold.

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• Newark - December »
  The month with the shortest days in Newark is December, with an average of 9h and 18min of daylight. The months with the highest humidity in Newark, New Jersey, are February, May, October and December, with an average relative humidity of 76%.
• Jersey City - December »
  In Jersey City, during December, the rain falls for 12.5 days and regularly aggregates up to 3.74" (95mm) of precipitation. In Jersey City, in December, snow falls for 3.7 days, with typically accumulated 1.77" (45mm) of snow.
• Paterson - December »
  The months with the lowest UV index in Paterson are January through March, November and December, with an average maximum UV index of 2. With an average of 9h and 18min of daylight, December has the shortest days of the year in Paterson, New Jersey.
• Elizabeth - December »
  The month with the most rainfall in Elizabeth is December, when the rain falls for 12 days and typically aggregates up to 3.19" (81mm) of precipitation. The month with the most rainfall in Elizabeth is December, when the rain falls for 12 days and typically aggregates up to 3.19" (81mm) of precipitation.
• Edison - December »
  In Edison, during December, snow falls for 3.2 days and regularly aggregates up to 0.94" (24mm) of snow. The month with the shortest days in Edison is December, with an average of 9h and 18min of daylight.
• Toms River - December »
  On the first day of December in Toms River, New Jersey, sunrise is at 6:59 am and sunset at 4:32 pm. Months with snowfall in Toms River are January through March, November and December.
• Trenton - December »
  In Trenton during December, snow falls for 3 days and regularly aggregates up to 1.3" (33mm) of snow. In Trenton during December, snow falls for 3 days and regularly aggregates up to 1.3" (33mm) of snow.
• Clifton - December »
  The month with the most rainfall in Clifton is December, when the rain falls for 11.5 days and typically aggregates up to 3.5" (89mm) of precipitation. The month with the most rainfall in Clifton is December, when the rain falls for 11.5 days and typically aggregates up to 3.5" (89mm) of precipitation.
• Camden - December »
  In Camden during December, the rain falls for 7.5 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Camden in December, during 1.6 snowfall days, 0.2" (5mm) of snow is typically accumulated.
• Cherry Hill - December »
  In Cherry Hill, in December, during 7.4 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. December has the shortest days of the year in Cherry Hill, with an average of 9h and 24min of daylight.
• Passaic - December »
  In Passaic during December, snow falls for 3.5 days and regularly aggregates up to 1.14" (29mm) of snow. In Passaic, New Jersey, during December, the rain falls for 10.4 days and regularly aggregates up to 2.36" (60mm) of precipitation.