December weather forecast
West New York, NJ

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Weather in December

December in West New York, New Jersey, sees the onset of winter, with temperatures dropping significantly. Inch by inch, snow begins to make an appearance, covering the city in a blanket of white. The festive mood is high as holiday lights warm the cold December nights. In terms of snowfall, December records an average of 1.73in of snowy precipitation. As the city prepares for the New Year, January is expected to be colder, with a further reduction in daylight hours.

Temperature

December's onset brings a slight change in high-temperatures, falling from a fresh 51.3°F (10.7°C) in November to an icy 42.1°F (5.6°C). Nighttime temperatures consistently average a still wintry 32.9°F (0.5°C) during December.

Humidity

The average relative humidity in December is 75%.

Rainfall

December is the month with the most rainfall. Rain falls for 12.6 days and accumulates 3.9" (99mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In West New York, during December, snow falls for 3.7 days and regularly aggregates up to 1.73" (44mm) of snow. Throughout the year, there are 24.2 snowfall days, and 11.14" (283mm) of snow is accumulated.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:01 am and sunset at 4:29 pm. On the last day of December, sunrise is at 7:20 am and sunset at 4:38 pm EST.

Sunshine

In December, the average sunshine is 4.9h.

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 reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 2 during December, leads to the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

West New York in December has an average high-temperature of 42.1°F (5.6°C) and an average low-temperature of 32.9°F (0.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is estimated at 86°F (30°C).

What is the average humidity in December?

In December, the average relative humidity is 75%.

What is the rainiest month?

December is the month with the most rainfall. Rain falls for 12.6 days and accumulates 3.9" (99mm) of precipitation.

How much does it rain in West New York in December?

In West New York, in December, during 12.6 rainfall days, 3.9" (99mm) of precipitation is typically accumulated.

How many days does it snow in December?

In West New York, in December, snow falls for 3.7 days, with typically accumulated 1.73" (44mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 18min of daylight.

How many hours of daylight does West New York have in December?

In December, the average day length is 9h and 19min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:01 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:38 pm EST.

How many hours of sunshine does West New York have in December?

In December, the average sunshine duration is 4.9h.

When is the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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 December
West New York, NJ

Average temperature in December - West New York, NJ
  • Average high temperature in December: 42.1°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in December: 32.9°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

Average pressure in December
West New York, NJ

Average pressure in December - West New York, NJ
  • Average pressure in December: 30.07"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).

Average wind speed in December
West New York, NJ

Average wind speed in December - West New York, NJ
  • Average wind speed in December: 9.1mph

The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

Average humidity in December
West New York, NJ

Average humidity in December - West New York, NJ
  • Average humidity in December: 75%

The month with the highest relative humidity is February (76%).
The month with the lowest relative humidity is August (70%).

Average rainfall in December
West New York, NJ

Average rainfall in December - West New York, NJ
  • Average rainfall in December: 3.9"

The wettest month (with the highest rainfall) is December (3.9").
The driest month (with the least rainfall) is September (2.28").

Average rainfall days in December
West New York, NJ

Average rainfall days in December - West New York, NJ
  • Average rainfall days in December: 12.6 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (9.5 days).

Average snowfall in December
West New York, NJ

Average snowfall in December - West New York, NJ
  • Average snowfall in December: 1.73"

The month with the highest snowfall is March (3.74").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
West New York, NJ

Average snowfall days in December - West New York, NJ
  • Average snowfall days in December: 3.7 days

The month with the highest number of snowfall days is February (7.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
West New York, NJ

Average daylight in December / Average sunshine in December - West New York, NJ
  • Average daylight in December: 9h and 2min

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 December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
West New York, NJ

Average sunshine days in December - West New York, NJ
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is June (10 days).

Average UV index in December
West New York, NJ

Average UV index in December - West New York, NJ
  • Average UV index in December: 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 December
West New York, NJ

Average cloud cover in December - West New York, NJ
  • Average cloud cover in December: 47

The month with the most cloud cover is March (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 31).

Average visibility in December
West New York, NJ

Average visibility in December - West New York, NJ
  • Average visibility in December: 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).

West New York, New Jersey, USA

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