December weather forecast
Riviera on the Barnegat, NJ

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Weather in December

December, the first month of the winter in Riviera on the Barnegat, is still a chilly month, with an average temperature fluctuating between 36.1°F (2.3°C) and 45°F (7.2°C).

Temperature

The onset of December aligns with a soft reduction in the average high-temperature, gently falling from a fresh 53.1°F (11.7°C) in November to a chilly 45°F (7.2°C). During the month of December, Riviera on the Barnegat identifies an average nighttime low-temperature of 36.1°F (2.3°C), slightly lower than its daytime counterpart.

Humidity

In Riviera on the Barnegat, the average relative humidity in December is 77%.

Rainfall

In Riviera on the Barnegat, in December, during 9.6 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. Throughout the year, there are 129.4 rainfall days, and 15.31" (389mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall in Riviera on the Barnegat. The month with the most snowfall is December, when snow falls for 2.8 days and typically aggregates up to 0.75" (19mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:59 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:42 pm EST.

Sunshine

In December, the average sunshine is 5.1h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are December temperatures?

December temperatures vary between a high-temperature of 45°F (7.2°C) and a low-temperature of 36.1°F (2.3°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in July is computed to be 86°F (30°C).

What is the average humidity in December?

The average relative humidity in December is 77%.

How much does it rain in Riviera on the Barnegat in December?

In Riviera on the Barnegat, during December, the rain falls for 9.6 days and regularly aggregates up to 1.5" (38mm) of precipitation.

What is the snowiest month?

The month with the most snowfall is December, when snow falls for 2.8 days and typically aggregates up to 0.75" (19mm) of snow.

How much does it snow in December?

In Riviera on the Barnegat, in December, snow falls for 2.8 days, with typically accumulated 0.75" (19mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

What is the average length of the day in December?

In Riviera on the Barnegat, the average day length in December is 9h and 24min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 6:59 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:42 pm EST.

How long on average sun shines in December?

In Riviera on the Barnegat, the average sunshine duration in December is 5.1h.

What is the month with the lowest UV index in Riviera on the Barnegat?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Riviera on the Barnegat.

How high is the UV index in December?

In Riviera on the Barnegat, New Jersey, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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 December
Riviera on the Barnegat, NJ

Average temperature in December - Riviera on the Barnegat, NJ
  • Average high temperature in December: 45°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in December: 36.1°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in December
Riviera on the Barnegat, NJ

Average pressure in December - Riviera on the Barnegat, NJ
  • Average pressure in December: 30.08"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).

Average wind speed in December
Riviera on the Barnegat, NJ

Average wind speed in December - Riviera on the Barnegat, NJ
  • Average wind speed in December: 11.1mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).

Average humidity in December
Riviera on the Barnegat, NJ

Average humidity in December - Riviera on the Barnegat, NJ
  • Average humidity in December: 77%

The months with the highest relative humidity are May and June (80%).
The months with the lowest relative humidity are January, March and November (74%).

Average rainfall in December
Riviera on the Barnegat, NJ

Average rainfall in December - Riviera on the Barnegat, NJ
  • Average rainfall in December: 1.5"

The wettest month (with the highest rainfall) is July (1.97").
The driest month (with the least rainfall) is January (0.79").

Average rainfall days in December
Riviera on the Barnegat, NJ

Average rainfall days in December - Riviera on the Barnegat, NJ
  • Average rainfall days in December: 9.6 days

The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (6.9 days).

Average snowfall in December
Riviera on the Barnegat, NJ

Average snowfall in December - Riviera on the Barnegat, NJ
  • Average snowfall in December: 0.75"

The month with the highest snowfall is December (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Riviera on the Barnegat, NJ

Average snowfall days in December - Riviera on the Barnegat, NJ
  • Average snowfall days in December: 2.8 days

The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Riviera on the Barnegat, NJ

Average daylight in December / Average sunshine in December - Riviera on the Barnegat, NJ
  • Average daylight in December: 9h and 2min

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 24min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in December
Riviera on the Barnegat, NJ

Average sunshine days in December - Riviera on the Barnegat, NJ
  • Average sunshine days in December: 17.6 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (13.9 days).

Average UV index in December
Riviera on the Barnegat, NJ

Average UV index in December - Riviera on the Barnegat, 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, November and December (UV index 2).

Average cloud cover in December
Riviera on the Barnegat, NJ

Average cloud cover in December - Riviera on the Barnegat, NJ
  • Average cloud cover in December: 46

The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in December
Riviera on the Barnegat, NJ

Average visibility in December - Riviera on the Barnegat, 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).

Riviera on the Barnegat, New Jersey, USA

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