December weather forecast
Silver Bay, NJ

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Weather in December

The first month of the winter, December, is also a frosty month in Silver Bay, New Jersey, with an average temperature ranging between min 36.1°F (2.3°C) and max 44.4°F (6.9°C).

Temperature

December is characterized by a slight reduction in average high-temperature, easing from a fresh 52.7°F (11.5°C) in November to a chilly 44.4°F (6.9°C). During December's nights, Silver Bay notes a minor temperature decline, reaching an average of 36.1°F (2.3°C).

Humidity

The average relative humidity in December in Silver Bay is 76%.

Rainfall

In Silver Bay, in December, it is raining for 10 days, with typically 1.69" (43mm) of accumulated precipitation. Throughout the year, there are 137.7 rainfall days, and 19.09" (485mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In December, it is snowing for 2.4 days. Throughout December, 0.79" (20mm) of snow is accumulated. Throughout the year, there are 13.8 snowfall days, and 3.27" (83mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 6:59 am and sunset at 4:31 pm. On the last day of December, sunrise is at 7:18 am and sunset at 4:41 pm EST.

Sunshine

In Silver Bay, the average sunshine in December is 5.1h.

UV index

The months with the lowest UV index are January, February, 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 exposure to the Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 2 in December leads to these recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold?

An average high-temperature, in December, in Silver Bay, is 44.4°F (6.9°C) and the average low-temperature is 36.1°F (2.3°C). The average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, in July is estimated at 86°F (30°C).

What is the average humidity in December?

The average relative humidity in December is 76%.

How much does it rain in December?

In Silver Bay, in December, it is raining for 10 days, with typically 1.69" (43mm) of accumulated precipitation.

How much does it snow in December?

In December, in Silver Bay, it is snowing for 2.4 days. Throughout December, 0.79" (20mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 23min.

What time are sunrise and sunset in December in Silver Bay?

In December, on the first day of the month, sunrise is at 6:59 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:41 pm EST.

How long on average sun shines in December?

In Silver Bay, the average sunshine duration in December is 5.1h.

When is the lowest UV index in Silver Bay?

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

How high is the UV index in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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 December
Silver Bay, NJ

Average temperature in December - Silver Bay, NJ
  • Average high temperature in December: 44.4°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in December: 36.1°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

Average pressure in December
Silver Bay, NJ

Average pressure in December - Silver Bay, 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
Silver Bay, NJ

Average wind speed in December - Silver Bay, NJ
  • Average wind speed in December: 11.5mph

The windiest month (with the highest average wind speed) is January (12.2mph).
The calmest month (with the lowest average wind speed) is July (8mph).

Average humidity in December
Silver Bay, NJ

Average humidity in December - Silver Bay, NJ
  • Average humidity in December: 76%

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
Silver Bay, NJ

Average rainfall in December - Silver Bay, NJ
  • Average rainfall in December: 1.69"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in December
Silver Bay, NJ

Average rainfall days in December - Silver Bay, NJ
  • Average rainfall days in December: 10 days

The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is January (7 days).

Average snowfall in December
Silver Bay, NJ

Average snowfall in December - Silver Bay, NJ
  • Average snowfall in December: 0.79"

The month with the highest snowfall is January (0.91").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Silver Bay, NJ

Average snowfall days in December - Silver Bay, NJ
  • Average snowfall days in December: 2.4 days

The month with the highest number of snowfall days is January (4.4 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
Silver Bay, NJ

Average daylight in December / Average sunshine in December - Silver Bay, 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
Silver Bay, NJ

Average sunshine days in December - Silver Bay, NJ
  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is January (20.2 days).
The month with the least sunshine days is July (11.9 days).

Average UV index in December
Silver Bay, NJ

Average UV index in December - Silver Bay, 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
Silver Bay, NJ

Average cloud cover in December - Silver Bay, 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
Silver Bay, NJ

Average visibility in December - Silver Bay, 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).

Silver Bay, New Jersey, USA

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