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New Jersey United States of America
Temperatures in January
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Temperature in New Jersey in January

New Jersey is a region in the United States of America. January in has maximum daytime temperatures ranging from very low in Vernon with 1°C to low temperatures in Cape May with 6°C. Nighttime temperatures generally drop to -2°C in Cape May and -8°C in Vernon. The month of January is in the winter season. On average, it is one of the coldest months of the year.

What is the temperature of the different cities in New Jersey in January?

Find the average daytime temperatures in January for the most popular destinations in New Jersey on the map below. Click on a destination dot for more detailed information.

Weather conditions Weather
Temperatures
Precipitation
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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

Select a Month of Interest

Check the weather conditions for any month in New Jersey.

For a detailed overview of the weather over the year and the best time to visit the United States of America, check out our New Jersey's climate page.

  • What is the warmest city in January in New Jersey?
    • Data insights from our comprehensive database indicate that Cape May is the city with the highest warmth. Daytime peaks average near 6°C, while the nights are characterized by a low temperature close to -2°C."

  • What is the coldest city in January in New Jersey?
    • Our database indicates that in January, Vernon is the city with the coolest temperatures in New Jersey. You can expect daytime highs of 1°C and nighttime lows close to -8°C.

  • How much sun does New Jersey get in January?
    • Most areas experience a moderate amount of sunshine, with approximately 161 hours of sunlight expected in Jersey City. This makes it neither too gloomy nor overly bright.

  • What is the water's temperature in January?
    • The water temperature averages approximately 6°C in Cape May this month, so not the best month to swim.

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