December weather forecast
Camp Osborne, NJ

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Weather in December

The first month of the winter, December, is still a chilly month in Camp Osborne, New Jersey, with temperature in the range of an average low of 37.8°F (3.2°C) and an average high of 45.1°F (7.3°C).

Temperature

The average high-temperature shows a slight dip in December, from November's fresh 53.2°F (11.8°C) to a frosty 45.1°F (7.3°C). The December average low temperature, marginally lower than the daytime high, records at an icy 37.8°F (3.2°C).

Humidity

The average relative humidity in December is 76%.

Rainfall

The month with the most rainfall is December, when the rain falls for 11.8 days and typically aggregates up to 3.7" (94mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In December, in Camp Osborne, it is snowing for 1.9 days. Throughout December, 1.1" (28mm) of snow is accumulated. Throughout the year, there are 13.1 snowfall days, and 4.65" (118mm) of snow is accumulated.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
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 7:17 am and sunset at 4:41 pm EST.

Sunshine

The average sunshine in December is 5.1h.

UV index

January through March and December, with an average maximum UV index of 2, are months with the lowest UV index in Camp Osborne. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, an average UV index of 2 transforms into the following instructions:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

The average high-temperature, in December, in Camp Osborne, is 45.1°F (7.3°C), while the average low-temperature is 37.8°F (3.2°C).

What is the average humidity in December?

The average relative humidity in December is 76%.

What is the rainiest month?

The month with the most rainfall is December, when the rain falls for 11.8 days and typically aggregates up to 3.7" (94mm) of precipitation.

How many days does it rain in December?

In Camp Osborne, during December, the rain falls for 11.8 days and regularly aggregates up to 3.7" (94mm) of precipitation.

How many days does it snow in December?

In December, it is snowing for 1.9 days. Throughout December, 1.1" (28mm) of snow is accumulated.

What is the month with the shortest days?

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

What is the average length of the day in December?

In December, the average day length in Camp Osborne is 9h and 23min.

What time are sunrise and sunset in December?

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 7:17 am and sunset at 4:41 pm EST.

How many hours of sunshine does Camp Osborne have in December?

The average sunshine duration in December is 5.1h.

What are the months with the lowest UV index?

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

How high is the UV index in December?

The average daily maximum UV index in December 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 December
Camp Osborne, NJ

Average temperature in December - Camp Osborne, NJ
  • Average high temperature in December: 45.1°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in December: 37.8°F

The month with the highest average low temperature is August (71.6°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

Average pressure in December
Camp Osborne, NJ

Average pressure in December - Camp Osborne, 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
Camp Osborne, NJ

Average wind speed in December - Camp Osborne, NJ
  • Average wind speed in December: 12.9mph

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is July (8.8mph).

Average humidity in December
Camp Osborne, NJ

Average humidity in December - Camp Osborne, NJ
  • Average humidity in December: 76%

The months with the highest relative humidity are May and June (81%).
The months with the lowest relative humidity are January and November (74%).

Average rainfall in December
Camp Osborne, NJ

Average rainfall in December - Camp Osborne, NJ
  • Average rainfall in December: 3.7"

The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is January (2.01").

Average rainfall days in December
Camp Osborne, NJ

Average rainfall days in December - Camp Osborne, NJ
  • Average rainfall days in December: 11.8 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is January (9 days).

Average snowfall in December
Camp Osborne, NJ

Average snowfall in December - Camp Osborne, NJ
  • Average snowfall in December: 1.1"

The month with the highest snowfall is January (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Camp Osborne, NJ

Average snowfall days in December - Camp Osborne, NJ
  • Average snowfall days in December: 1.9 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
Camp Osborne, NJ

Average daylight in December / Average sunshine in December - Camp Osborne, 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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in December
Camp Osborne, NJ

Average sunshine days in December - Camp Osborne, NJ
  • Average sunshine days in December: 15.9 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (13.1 days).

Average UV index in December
Camp Osborne, NJ

Average UV index in December - Camp Osborne, 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 and December (UV index 2).

Average cloud cover in December
Camp Osborne, NJ

Average cloud cover in December - Camp Osborne, NJ
  • Average cloud cover in December: 47

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in December
Camp Osborne, NJ

Average visibility in December - Camp Osborne, 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).

Camp Osborne, New Jersey, USA

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