January weather forecast
New Jersey, USA

January is considered the coldest month of the year in New Jersey, characterized by freezing temperatures and substantial snowfall. The northwest region faces the most extreme cold, where temperatures can dip below 0°F (-17.8°C), while central and southern coastal areas are relatively warmer but still quite cold.

In the northern highlands, the minimum temperature can reach 16°F (-8.9°C), while in the southern parts, the minimum temperature may be around 28°F (-2.2°C). The maximum temperatures across the state generally hover between 34°F (1.1°C) and 43°F (6.1°C). This period sees significant snowfall, ranging from 10" (254mm) in the south to 50" (1270mm) in the northern parts.

Comparatively, January is much colder than the preceding month of December and the following month of February. The gloomy skies, occasional blizzards, and heavy snowfall mark a stark contrast to the milder and more temperate weather conditions observed during the fall months.

In notable cities such as Newark and Atlantic City, the weather in January mirrors the state's overall climate patterns, with Atlantic City experiencing slightly milder conditions due to its coastal location. Meanwhile, areas around the Pine Barrens may see less precipitation and slightly warmer temperatures because of the unique geography and vegetation. The diverse climate zones within the state lead to a variety of weather experiences, depending on the specific region and proximity to geographical features.

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• Newark - January »
  In Newark, New Jersey, in January, during 9.7 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. In Newark, in January, snow falls for 6.1 days, with typically accumulated 1.73" (44mm) of snow.
• Jersey City - January »
  In Jersey City in January, during 6.5 snowfall days, 2.09" (53mm) of snow is typically accumulated. In Jersey City, in January, during 6.5 snowfall days, 2.09" (53mm) of snow is typically accumulated.
• Paterson - January »
  In Paterson in January, snow falls for 7 days, with typically accumulated 1.93" (49mm) of snow. In Paterson, in January, snow falls for 7 days, with typically accumulated 1.93" (49mm) of snow.
• Elizabeth - January »
  In Elizabeth in January, during 6 snowfall days, 1.69" (43mm) of snow is typically accumulated. In Elizabeth, in January, snow falls for 6 days, with typically accumulated 1.69" (43mm) of snow.
• Edison - January »
  In Edison in January, it is raining for 8.3 days, with typically 1.57" (40mm) of accumulated precipitation. In Edison, in January, snow falls for 5.6 days, with typically accumulated 1.54" (39mm) of snow.
• Toms River - January »
  January, March and November, with an average relative humidity of 74%, are the least humid months in Toms River. January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Toms River.
• Trenton - January »
  The month with the least rainfall in Trenton is January, when the rain falls for 7.9 days and typically collects 1.85" (47mm) of precipitation. In Trenton during January, the rain falls for 7.9 days and regularly aggregates up to 1.85" (47mm) of precipitation.
• Clifton - January »
  In Clifton in January, snow falls for 7.1 days, with typically accumulated 2.32" (59mm) of snow. In Clifton during January, the rain falls for 9 days and regularly aggregates up to 2.2" (56mm) of precipitation.
• Camden - January »
  January and February are months with the least rain in Camden when the rain falls for 7.3 days and typically aggregates up to 0.83" (21mm) of rain. In January, in Camden the rain falls for 7.3 days.
• Cherry Hill - January »
  January, noted for its average high-temperature of 37.8°F (3.2°C) and an average low-temperature of 25.5°F (-3.6°C), is considered the coldest month in Cherry Hill, New Jersey. In Cherry Hill in January, it is raining for 6.8 days, with typically 0.67" (17mm) of accumulated precipitation.
• Passaic - January »
  In Passaic, in January, during 5.5 snowfall days, 1.73" (44mm) of snow is typically accumulated. The months with the lowest UV index in Passaic, New Jersey, are January through March, November and December, with an average maximum UV index of 2.