January weather forecast
Carteret, NJ

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Weather in January

January, like December, in Carteret, New Jersey, is another cold winter month, with temperature in the range of an average low of 25.7°F (-3.5°C) and an average high of 36.5°F (2.5°C).

Temperature

Carteret's temperature records reveal January as the coldest month, marked by average highs of 36.5°F (2.5°C) and lows of 25.7°F (-3.5°C).

Humidity

In January, the average relative humidity is 74%.

Rainfall

In Carteret, in January, it is raining for 4.9 days, with typically 0.51" (13mm) of accumulated precipitation. Throughout the year, there are 110.2 rainfall days, and 8.9" (226mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Carteret, in January, during 3.8 snowfall days, 0.35" (9mm) of snow is typically accumulated. Throughout the year, there are 14.5 snowfall days, and 1.85" (47mm) of snow is accumulated.

Daylight

In Carteret, the average length of the day in January is 9h and 40min.
On the first day of January, sunrise is at 7:20 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:12 pm EST.

Sunshine

In January, the average sunshine is 5.2h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 2 during January translates into the following guidance:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January, characterized by an average high temperature of 36.5°F (2.5°C) and a low temperature of 25.7°F (-3.5°C), is generally the coldest month.

How cold is it in January?

An average high-temperature, in January, in Carteret, is 36.5°F (2.5°C) and the average low-temperature is 25.7°F (-3.5°C).

What is the average humidity in January in Carteret?

In Carteret, the average relative humidity in January is 74%.

How much does it rain in January?

In Carteret, in January, it is raining for 4.9 days, with typically 0.51" (13mm) of accumulated precipitation.

How many days does it snow in January?

In Carteret, in January, during 3.8 snowfall days, 0.35" (9mm) of snow is typically accumulated.

How many hours of daylight does Carteret have in January?

In January, the average day length is 9h and 40min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:20 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:12 pm EST.

How long on average sun shines in January in Carteret?

In January, the average sunshine duration is 5.2h.

When is the lowest UV index in Carteret?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in January?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Carteret, NJ

Average temperature in January - Carteret, NJ
  • Average high temperature in January: 36.5°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in January: 25.7°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

Average pressure in January
Carteret, NJ

Average pressure in January - Carteret, NJ
  • Average pressure in January: 30.07"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
Carteret, NJ

Average wind speed in January - Carteret, NJ
  • Average wind speed in January: 9.6mph

The windiest months (with the highest average wind speed) are January and March (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).

Average humidity in January
Carteret, NJ

Average humidity in January - Carteret, NJ
  • Average humidity in January: 74%

The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (72%).

Average rainfall in January
Carteret, NJ

Average rainfall in January - Carteret, NJ
  • Average rainfall in January: 0.51"

The wettest month (with the highest rainfall) is July (1.22").
The driest month (with the least rainfall) is September (0.39").

Average rainfall days in January
Carteret, NJ

Average rainfall days in January - Carteret, NJ
  • Average rainfall days in January: 4.9 days

The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is January (4.9 days).

Average snowfall in January
Carteret, NJ

Average snowfall in January - Carteret, NJ
  • Average snowfall in January: 0.35"

The month with the highest snowfall is March (0.83").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Carteret, NJ

Average snowfall days in January - Carteret, NJ
  • Average snowfall days in January: 3.8 days

The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Carteret, NJ

Average daylight in January / Average sunshine in January - Carteret, 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 18min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in January
Carteret, NJ

Average sunshine days in January - Carteret, NJ
  • Average sunshine days in January: 22.6 days

The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is July (14.8 days).

Average UV index in January
Carteret, NJ

Average UV index in January - Carteret, NJ
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in January
Carteret, NJ

Average cloud cover in January - Carteret, NJ
  • Average cloud cover in January: 44

The months with the most cloud cover are February, March and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 30).

Average visibility in January
Carteret, NJ

Average visibility in January - Carteret, NJ
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Carteret, New Jersey, USA

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