New Jersey weather in January

Check the Weather in New Jersey in January before you book your next holiday. This gives the best indication of the weather in January and includes figures for temperature, sunshine and rainfall. The New Jersey january weather guide shown below is for Newark.

  • 2°C maximum daytime temperature in January in New Jersey (Newark)2
    2°C max day temperature
  • 5 hours of sunshine per day (53% of daylight hours) in January in New Jersey5
    5 hours of sunshine per day
  • 11 days with some rainfall in January in New Jersey (Newark)11
    11 days with some rainfall
  • -6°C minimum night-time temperature in January in New Jersey (Newark)-6
    -6°C min night temperature
  • 10 hours of daylight per day in January in New Jersey (Newark)10
    10 hours of daylight per day
  • No heat & humidity in January in New Jersey (Newark)0
    No heat & humidity
  • 89 mm monthly rainfall in January in New Jersey (Newark)89
    89 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in January in New Jersey (Newark)2
    2 (Low) UV index

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

Metric (°C / mm)  |  Imperial (°F / inches)

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