January weather forecast
Ho-Ho-Kus, NJ

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Weather in January

January, the same as December, is a wintry winter month in Ho-Ho-Kus, New Jersey, with temperature in the range of an average low of 22.8°F (-5.1°C) and an average high of 35.2°F (1.8°C).

Temperature

January tends to be the coldest month, with temperatures averaging a daily high of 35.2°F (1.8°C) and a low of 22.8°F (-5.1°C).

Humidity

The average relative humidity in January in Ho-Ho-Kus is 76%.

Rainfall

In January, in Ho-Ho-Kus, the rain falls for 8.4 days. Throughout January, 2.28" (58mm) of precipitation is accumulated. Throughout the year, in Ho-Ho-Kus, there are 157.3 rainfall days, and 32.72" (831mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In January, it is snowing for 7.3 days. Throughout January, 2.8" (71mm) of snow is accumulated. In Ho-Ho-Kus, during the entire year, snow falls for 28 days and aggregates up to 13.82" (351mm) of snow.

Daylight

In January, the average length of the day is 9h and 38min.
On the first day of the month, sunrise is at 7:21 am and sunset at 4:38 pm. On the last day of January, sunrise is at 7:08 am and sunset at 5:11 pm EST.

Sunshine

In January, the average sunshine is 4.9h.

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 low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In January, the maximum UV index of 2 suggests this advice:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Resources | Updated: Feb 13, 2024 | Published by: Weather U.S.

Frequently asked questions

What part of the year is the coldest in Ho-Ho-Kus?

With average high and low temperatures of 35.2°F (1.8°C) and 22.8°F (-5.1°C) respectively, January is Ho-Ho-Kus's coldest month.

How cold is January in Ho-Ho-Kus?

During January, Ho-Ho-Kus experiences an average high-temperature of 35.2°F (1.8°C) and a low-temperature of 22.8°F (-5.1°C).

What is the average humidity in January in Ho-Ho-Kus?

In Ho-Ho-Kus, New Jersey, the average relative humidity in January is 76%.

How much does it rain in Ho-Ho-Kus in January?

In Ho-Ho-Kus, during January, the rain falls for 8.4 days and regularly aggregates up to 2.28" (58mm) of precipitation.

How much does it snow in Ho-Ho-Kus in January?

In Ho-Ho-Kus, New Jersey, during January, snow falls for 7.3 days and regularly aggregates up to 2.8" (71mm) of snow.

What is the average length of the day in January in Ho-Ho-Kus?

In January, the average day length in Ho-Ho-Kus is 9h and 38min.

When are sunrise and sunset in January in Ho-Ho-Kus?

In January, on the first day of the month, sunrise is at 7:21 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:11 pm EST.

How many hours of sunshine does Ho-Ho-Kus have in January?

In January, the average sunshine duration in Ho-Ho-Kus is 4.9h.

What is the month with the lowest UV index in Ho-Ho-Kus?

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

How high is the UV index in January in Ho-Ho-Kus?

In January, the average daily maximum UV index in Ho-Ho-Kus is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation.
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
Ho-Ho-Kus, NJ

Average temperature in January - Ho-Ho-Kus, NJ
  • Average high temperature in January: 35.2°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in January: 22.8°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 (22.8°F).

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Average pressure in January
Ho-Ho-Kus, NJ

Average pressure in January - Ho-Ho-Kus, NJ
  • Average pressure in January: 30.06"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in January
Ho-Ho-Kus, NJ

Average wind speed in January - Ho-Ho-Kus, NJ
  • Average wind speed in January: 7.9mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in January
Ho-Ho-Kus, NJ

Average humidity in January - Ho-Ho-Kus, NJ
  • Average humidity in January: 76%

The months with the highest relative humidity are February and December (78%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in January
Ho-Ho-Kus, NJ

Average rainfall in January - Ho-Ho-Kus, NJ
  • Average rainfall in January: 2.28"

The wettest month (with the highest rainfall) is December (3.58").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in January
Ho-Ho-Kus, NJ

Average rainfall days in January - Ho-Ho-Kus, NJ
  • Average rainfall days in January: 8.4 days

The months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in January
Ho-Ho-Kus, NJ

Average snowfall in January - Ho-Ho-Kus, NJ
  • Average snowfall in January: 2.8"

The month with the highest snowfall is February (4.09").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Ho-Ho-Kus, NJ

Average snowfall days in January - Ho-Ho-Kus, NJ
  • Average snowfall days in January: 7.3 days

The month with the highest number of snowfall days is February (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Ho-Ho-Kus, NJ

Average daylight in January / Average sunshine in January - Ho-Ho-Kus, NJ
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in January
Ho-Ho-Kus, NJ

Average sunshine days in January - Ho-Ho-Kus, NJ
  • Average sunshine days in January: 17.6 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is June (11.5 days).

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Average UV index in January
Ho-Ho-Kus, NJ

Average UV index in January - Ho-Ho-Kus, 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
Ho-Ho-Kus, NJ

Average cloud cover in January - Ho-Ho-Kus, NJ
  • Average cloud cover in January: 46

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in January
Ho-Ho-Kus, NJ

Average visibility in January - Ho-Ho-Kus, NJ
  • Average visibility in January: 6mi

The 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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Ho-Ho-Kus, New Jersey, USA

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