January weather forecast
South Bound Brook, NJ

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Weather in January

January, like December, in South Bound Brook, New Jersey, is a wintry winter month, with an average temperature ranging between min 23.2°F (-4.9°C) and max 35.6°F (2°C).

Temperature

The month of January sees the lowest average temperatures, reaching 35.6°F (2°C) at the peak and 23.2°F (-4.9°C) at the low.

Humidity

In January, the average relative humidity is 76%.

Rainfall

In South Bound Brook, during January, the rain falls for 8.4 days and regularly aggregates up to 2.17" (55mm) of precipitation. Throughout the year, there are 155.4 rainfall days, and 31.18" (792mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In South Bound Brook, in January, snow falls for 7.8 days, with typically accumulated 2.48" (63mm) of snow. Throughout the year, there are 26.7 snowfall days, and 12.68" (322mm) of snow is accumulated.

Daylight

The average length of the day in January in South Bound Brook is 9h and 40min.
On the first day of the month, sunrise is at 7:21 am and sunset at 4:41 pm. On the last day of January, in South Bound Brook, sunrise is at 7:08 am and sunset at 5:14 pm EST.

Sunshine

In January, the average sunshine in South Bound Brook is 5h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum UV index of 2 in January translates into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. When the Sun is at its strongest around midday, find shade and limit exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the coldest time of year in South Bound Brook?

South Bound Brook records the coldest temperatures in January, averaging a high of 35.6°F (2°C) and a low of 23.2°F (-4.9°C).

How cold is it in South Bound Brook in January?

The high-temperature in South Bound Brook during January is 35.6°F (2°C) and the low-temperature is 23.2°F (-4.9°C).

What is the average humidity in January in South Bound Brook?

The average relative humidity in January in South Bound Brook, New Jersey, is 76%.

How much does it rain in South Bound Brook in January?

In South Bound Brook, during January, the rain falls for 8.4 days and regularly aggregates up to 2.17" (55mm) of precipitation.

How many days does it snow in January in South Bound Brook?

In South Bound Brook, during January, snow falls for 7.8 days and regularly aggregates up to 2.48" (63mm) of snow.

What is the average length of the day in January in South Bound Brook?

In January, the average day length in South Bound Brook, New Jersey, is 9h and 40min.

What time are sunrise and sunset in January in South Bound Brook?

On the first day of January, sunrise is at 7:21 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:14 pm EST.

How many hours of sunshine does South Bound Brook have in January?

In South Bound Brook, the average sunshine duration in January is 5h.

What is the month with the lowest UV index in South Bound Brook?

The months with the lowest UV index in South Bound Brook, New Jersey, are January through March, November and December, with an average maximum UV index of 2.

What is the UV index intensity in January in South Bound Brook?

The average daily maximum UV index in January in South Bound Brook is 2. A UV Index reading of 2, and below, represents a low health risk from 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
South Bound Brook, NJ

Average temperature in January - South Bound Brook, NJ
  • Average high temperature in January: 35.6°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in January: 23.2°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

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Average pressure in January
South Bound Brook, NJ

Average pressure in January - South Bound Brook, 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).

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Average wind speed in January
South Bound Brook, NJ

Average wind speed in January - South Bound Brook, NJ
  • Average wind speed in January: 8.4mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in January
South Bound Brook, NJ

Average humidity in January - South Bound Brook, NJ
  • Average humidity in January: 76%

The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are April and August (73%).

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Average rainfall in January
South Bound Brook, NJ

Average rainfall in January - South Bound Brook, NJ
  • Average rainfall in January: 2.17"

The wettest month (with the highest rainfall) is December (3.31").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in January
South Bound Brook, NJ

Average rainfall days in January - South Bound Brook, NJ
  • Average rainfall days in January: 8.4 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in January
South Bound Brook, NJ

Average snowfall in January - South Bound Brook, NJ
  • Average snowfall in January: 2.48"

The month with the highest snowfall is March (4.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
South Bound Brook, NJ

Average snowfall days in January - South Bound Brook, NJ
  • Average snowfall days in January: 7.8 days

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
South Bound Brook, NJ

Average daylight in January / Average sunshine in January - South Bound Brook, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in January
South Bound Brook, NJ

Average sunshine days in January - South Bound Brook, NJ
  • Average sunshine days in January: 17.8 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (11.6 days).

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Average UV index in January
South Bound Brook, NJ

Average UV index in January - South Bound Brook, 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).

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Average cloud cover in January
South Bound Brook, NJ

Average cloud cover in January - South Bound Brook, NJ
  • Average cloud cover in January: 45

The 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 34).

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Average visibility in January
South Bound Brook, NJ

Average visibility in January - South Bound Brook, NJ
  • Average visibility in January: 6mi

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

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South Bound Brook, New Jersey, USA

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