January weather forecast
Jackson, NJ

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Golden and brown tree leaves, car lights on the freeway, lights from the afar fun park, and the calm lake in Jackson, New Jersey
Golden and brown tree leaves, car lights on the freeway, lights from the afar fun park, and the calm lake in Jackson, New Jersey

Weather in January

During January, the weather is frigid with the lowest temperature of 22°F (-5.6°C) recorded, making it the coldest month in Jackson, New Jersey. The chill of December lingers, as daylight continues to be elusive and brief. Residents often regard January as a continuation of the winter season with frosty mornings and evenings. The short duration of sunlight does little to alleviate the bracing cold. While snow flurries are expected, a consistent raincoat or umbrella is indispensable due to the high level of precipitation.

Temperature

January, with average temperatures reaching a high of 41°F (5°C) and a low of 21.9°F (-5.6°C), is the coldest month.

Rainfall

In Jackson, in January, 3.94" (100mm) of precipitation is typically accumulated. Throughout the year, 49.21" (1250mm) of rain is accumulated.

Daylight

In Jackson, the average length of the day in January is 9h and 43min.
On the first day of the month, sunrise is at 7:19 am and sunset at 4:42 pm. On the last day of January, sunrise is at 7:07 am and sunset at 5:14 pm EST.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

January, characterized by an average high temperature of 41°F (5°C) and a low temperature of 21.9°F (-5.6°C), is generally the coldest month.

Is it cold during January?

The high-temperature, in January, in Jackson, records 41°F (5°C), while the low-temperature is 21.9°F (-5.6°C).

How much does it rain in January?

During January, Jackson regularly aggregates up to 3.94" (100mm) of precipitation.

How many hours of daylight does Jackson have in January?

The average day length in January is 9h and 43min.

When are sunrise and sunset in January in Jackson?

On the first day of January, sunrise is at 7:19 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:14 pm EST.

Average temperature in January
Jackson, NJ

Average temperature in January - Jackson, NJ
  • Average high temperature in January: 41°F

The warmest month (with the highest average high temperature) is July (85°F).
The month with the lowest average high temperature is January (41°F).

  • Average low temperature in January: 22°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22°F).

Average rainfall in January
Jackson, NJ

Average rainfall in January - Jackson, NJ
  • Average rainfall in January: 3.9"

The wettest month (with the highest rainfall) is March (4.8").
The driest month (with the least rainfall) is February (3.3").

Average daylight in January
Jackson, NJ

Average daylight in January - Jackson, NJ
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

Jackson, New Jersey, USA

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