December weather forecast
Weehawken, NJ

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Weather in December

December announces the arrival of winter in Weehawken with its signature blend of cooler temperatures and increased precipitation. Snowfall makes a reappearance, with an average of 1.61" expected, adding to the holiday charm. With the reduction in daylight hours and a decline in the average temperature, December embraces its role as a winter month fully. This month also sees an increase in relative humidity, a common trait of winter months. All indicia foretell a typically cold and potentially snowy Christmas season for Weehawken.

Temperature

Weehawken experiences a temperature shift at the start of December, with average high-temperatures adjusting from a fresh 51.3°F in November to a wintry 42.1°F. The average nighttime temperature lowers to 32.9°F throughout December.

Humidity

The months with the highest humidity are February and December, with an average relative humidity of 76%.

Rainfall

The month with the most rainfall is December, when the rain falls for 12.5 days and typically aggregates up to 3.78" of precipitation.

Snowfall

Months with snowfall in Weehawken are January through April, November and December. In Weehawken, during December, snow falls for 3.5 days and regularly aggregates up to 1.61" of snow. In Weehawken, New Jersey, during the entire year, snow falls for 22.7 days and aggregates up to 10.79" of snow.

Ocean temperature

In Weehawken, in December, the average water temperature is 47.1°F.
Note: It is risky to swim in 47.1°F. Temperatures beneath 50°F induce rapid cold shock and hyperventilation.

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 7:00 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

The average sunshine in December in Weehawken is 4.9h.

UV index

The months with the lowest UV index in Weehawken are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 2 in December translates into these instructions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Stay sun-safe with clothing that is both closely woven and worn loosely. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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FAQ

How cold does it get in Weehawken in December?

During December, Weehawken experiences an average high-temperature of 42.1°F and a low-temperature of 32.9°F. In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is appraised at 86°F.

What are the most humid months in Weehawken?

The months with the highest humidity are February and December, with an average relative humidity of 76%.

What is the average humidity in December in Weehawken?

The average relative humidity in December in Weehawken is 76%.

What is the wettest month in Weehawken?

The month with the most rainfall in Weehawken, New Jersey, is December, when the rain falls for 12.5 days and typically aggregates up to 3.78" of precipitation.

How many days does it rain in December in Weehawken?

In Weehawken, in December, it is raining for 12.5 days, with typically 3.78" of accumulated precipitation.

How much does it snow in Weehawken in December?

In December, in Weehawken, it is snowing for 3.5 days. Throughout December, 1.61" of snow is accumulated.

What is the water temperature in December in Weehawken?

In Weehawken, New Jersey, the average seawater temperature in December is 47.1°F. At temperatures below 50°F, swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F is not comfortable.

What is the month with the shortest days in Weehawken?

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

What is the average length of the day in December in Weehawken?

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

When is the sunrise / sunset in December in Weehawken?

On the first day of December, sunrise is at 7:00 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 long on average sun shines in December in Weehawken?

In Weehawken, New Jersey, the average sunshine duration in December is 4.9h.

When is the lowest UV index in Weehawken?

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

What is the UV index reading in December in Weehawken?

In Weehawken, New Jersey, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Weehawken, NJ

Average temperature in December - Weehawken, NJ
  • Average high temperature in December: 42.1°F

The warmest month (with the highest average high temperature) is July (83.3°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).

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Average pressure in December
Weehawken, NJ

Average pressure in December - Weehawken, 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).

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Average wind speed in December
Weehawken, NJ

Average wind speed in December - Weehawken, NJ
  • Average wind speed in December: 9.2mph

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).

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Average humidity in December
Weehawken, NJ

Average humidity in December - Weehawken, NJ
  • Average humidity in December: 76%

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

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Average rainfall in December
Weehawken, NJ

Average rainfall in December - Weehawken, NJ
  • Average rainfall in December: 3.78"

The wettest month (with the highest rainfall) is December (3.78").
The driest month (with the least rainfall) is September (2.2").

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Average rainfall days in December
Weehawken, NJ

Average rainfall days in December - Weehawken, NJ
  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (9 days).

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Average snowfall in December
Weehawken, NJ

Average snowfall in December - Weehawken, NJ
  • Average snowfall in December: 1.61"

The month with the highest snowfall is March (3.86").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Weehawken, NJ

Average snowfall days in December - Weehawken, NJ
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is February (6.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in December
Weehawken, NJ

Average sea temperature in December - Weehawken, NJ
  • Average sea temperature in December: 47.2°F

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).

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Average daylight in December /
Average sunshine in December
Weehawken, NJ

Average daylight in December / Average sunshine in December - Weehawken, 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).

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Average sunshine days in December
Weehawken, NJ

Average sunshine days in December - Weehawken, NJ
  • Average sunshine days in December: 15.9 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is June (11.7 days).

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Average UV index in December
Weehawken, NJ

Average UV index in December - Weehawken, 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).

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Average cloud cover in December
Weehawken, NJ

Average cloud cover in December - Weehawken, NJ
  • Average cloud cover in December: 47

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in December
Weehawken, NJ

Average visibility in December - Weehawken, 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).

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Weehawken, New Jersey, USA

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