January weather forecast and climate
New Brunswick, NJ

An aerial panorama of the city of Brunswick, New Jersey, seen with its deep tree cover, a large river, and bridges over the river
An aerial panorama of the city of Brunswick, New Jersey, seen with its deep tree cover, a large river, and bridges over the river

Weather in January

January, the same as December, is another cold winter month in New Brunswick, New Jersey, with temperature in the range of an average high of 36.7°F (2.6°C) and an average low of 24.6°F (-4.1°C).

Temperature

With an average high-temperature of 36.7°F (2.6°C) and an average low-temperature of 24.6°F (-4.1°C), January is the coldest month.

Humidity

In New Brunswick, the average relative humidity is 75%.

Rainfall

In New Brunswick, it is raining for 7.9 days, with typically 1.73" (44mm) of accumulated precipitation. Throughout the year, in New Brunswick, New Jersey, there are 149.4 rainfall days, and 28.43" (722mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall. In New Brunswick, during January, snow falls for 5.4 days and regularly aggregates up to 1.57" (40mm) of snow. In New Brunswick, during the entire year, snow falls for 18.3 days, and aggregates up to 8.46" (215mm) of snow.

Daylight

The average length of the day in New Brunswick is 9.7h.

Sunshine

In New Brunswick, the average sunshine is 5h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in New Brunswick. A UV Index of 2, and less, symbolizes a low threat to health from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 2 transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in New Brunswick?

The coldest month in New Brunswick, New Jersey, is January, with an average high-temperature of 36.7°F (2.6°C) and an average low-temperature of 24.6°F (-4.1°C).

What is the temperature in January in New Brunswick?

In New Brunswick, in January, the average high-temperature is 36.7°F (2.6°C), and the average low-temperature is 24.6°F (-4.1°C).

What is the average humidity in January in New Brunswick?

In New Brunswick, New Jersey, the average relative humidity in January is 75%.

How much does it rain in New Brunswick in January?

In New Brunswick, New Jersey, in January, during 7.9 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

How much does it snow in New Brunswick in January?

In New Brunswick, New Jersey, during January, snow falls for 5.4 days and regularly aggregates up to 1.57" (40mm) of snow.

How many hours of daylight does New Brunswick have in January?

In New Brunswick, the average length of the day in January is 9.7h.

How many hours of sunshine does New Brunswick have in January?

The average sunshine in January is 5h.

What are the months with the lowest UV index in New Brunswick?

Months with the lowest UV index in New Brunswick are January through March, November and December, with an average maximum UV index of 2.

How high is the UV index in January in New Brunswick?

In January, the average daily maximum UV index in New Brunswick, New Jersey, is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to the Sun's UV rays.

Average temperature in January
New Brunswick, NJ

Average temperature in January - New Brunswick, NJ
  • Average high temperature in January: 36.7°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in January: 24.6°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

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Average pressure in January
New Brunswick, NJ

Average pressure in January - New Brunswick, NJ
  • Average pressure in January: 30.07"

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

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Average wind speed in January
New Brunswick, NJ

Average wind speed in January - New Brunswick, NJ
  • Average wind speed in January: 8.9mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).

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Average humidity in January
New Brunswick, NJ

Average humidity in January - New Brunswick, NJ
  • Average humidity in January: 75%

Months with the highest relative humidity are February, October and December (77%).
Months with the lowest relative humidity are April and August (72%).

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Average rainfall in January
New Brunswick, NJ

Average rainfall in January - New Brunswick, NJ
  • Average rainfall in January: 1.73"

The wettest month (with the highest rainfall) is July (3.27").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in January
New Brunswick, NJ

Average rainfall days in January - New Brunswick, NJ
  • Average rainfall days in January: 7.9 days

The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall in January
New Brunswick, NJ

Average snowfall in January - New Brunswick, NJ
  • Average snowfall in January: 1.57"

The month with the highest snowfall is March (3.5").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in January
New Brunswick, NJ

Average snowfall days in January - New Brunswick, NJ
  • Average snowfall days in January: 5.4 days

The month with the highest number of snowfall days is January (5.4 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
New Brunswick, NJ

Average daylight in January / Average sunshine in January - New Brunswick, NJ
  • Average daylight in January: 9.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in January: 5h

The month with the most sunshine is July (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.6h).

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Average sunshine days in January
New Brunswick, NJ

Average sunshine days in January - New Brunswick, NJ
  • Average sunshine days in January: 18.6 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is July (11.1 days).

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Average UV index in January
New Brunswick, NJ

Average UV index in January - New Brunswick, NJ
  • Average UV index in January: 2

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

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Average cloud cover in January
New Brunswick, NJ

Average cloud cover in January - New Brunswick, NJ
  • Average cloud cover in January: 45

Months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in January
New Brunswick, NJ

Average visibility in January - New Brunswick, NJ
  • Average visibility in January: 6mi

Months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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