December weather forecast
Netcong, NJ

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Weather in December

The first month of the winter, December, is still a cold month in Netcong, New Jersey, with temperature in the range of an average high of 39.6°F (4.2°C) and an average low of 27.9°F (-2.3°C).

Temperature

The beginning of December involves a decrease in the average high-temperature, transitioning from a frosty 49.1°F (9.5°C) in November to a cold 39.6°F (4.2°C). Nighttime temperature lowers to an average of 27.9°F (-2.3°C) in December.

Humidity

The months with the highest humidity in Netcong, New Jersey, are February, October and December, with an average relative humidity of 81%.

Rainfall

In Netcong, New Jersey, during December, the rain falls for 11.5 days and regularly aggregates up to 2.95" (75mm) of precipitation. Throughout the year, there are 162.3 rainfall days, and 31.54" (801mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Netcong, in December, during 6 snowfall days, 3.27" (83mm) of snow is typically accumulated. Throughout the year, there are 36.2 snowfall days, and 19.61" (498mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:04 am and sunset at 4:31 pm. On the last day of December, sunrise is at 7:23 am and sunset at 4:41 pm EST.

Sunshine

In December, the average sunshine in Netcong, New Jersey, is 4.7h.

UV index

The month with the lowest UV index in Netcong is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A typical high UV index of 1 in December suggests the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

Is December cold in Netcong?

An average high-temperature, in December, in Netcong, is 39.6°F (4.2°C) and the average low-temperature is 27.9°F (-2.3°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 86°F (30°C).

What is the most humid month in Netcong?

February, October and December, with an average relative humidity of 81%, are most humid months in Netcong.

What is the average humidity in December in Netcong?

The average relative humidity in December is 81%.

How much does it rain in Netcong in December?

In Netcong, during December, the rain falls for 11.5 days and regularly aggregates up to 2.95" (75mm) of precipitation.

How many days does it snow in December in Netcong?

In Netcong, in December, snow falls for 6 days, with typically accumulated 3.27" (83mm) of snow.

What is the month with the shortest days in Netcong?

With an average of 9h and 18min of daylight, December has the shortest days of the year in Netcong, New Jersey.

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

In December, the average day length in Netcong, New Jersey, is 9h and 18min.

When is the sunrise / sunset in December in Netcong?

On the first day of December in Netcong, New Jersey, sunrise is at 7:04 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:41 pm EST.

How long on average sun shines in December in Netcong?

In Netcong, New Jersey, the average sunshine duration in December is 4.7h.

What is the month with the lowest UV index in Netcong?

December is the month with the lowest UV index, with an average maximum UV index of 1.

What is the UV index intensity in December in Netcong?

The average daily maximum UV index in December is 1. 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
Netcong, NJ

Average temperature in December - Netcong, NJ
  • Average high temperature in December: 39.6°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in December: 27.9°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in December
Netcong, NJ

Average pressure in December - Netcong, 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).

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Average wind speed in December
Netcong, NJ

Average wind speed in December - Netcong, NJ
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

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Average humidity in December
Netcong, NJ

Average humidity in December - Netcong, NJ
  • Average humidity in December: 81%

The months with the highest relative humidity are February, October and December (81%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in December
Netcong, NJ

Average rainfall in December - Netcong, NJ
  • Average rainfall in December: 2.95"

The wettest month (with the highest rainfall) is July (3.35").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in December
Netcong, NJ

Average rainfall days in December - Netcong, NJ
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.5 days).

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Average snowfall in December
Netcong, NJ

Average snowfall in December - Netcong, NJ
  • Average snowfall in December: 3.27"

The month with the highest snowfall is February (4.61").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Netcong, NJ

Average snowfall days in December - Netcong, NJ
  • Average snowfall days in December: 6 days

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Netcong, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in December
Netcong, NJ

Average sunshine days in December - Netcong, NJ
  • Average sunshine days in December: 14.9 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in December
Netcong, NJ

Average UV index in December - Netcong, NJ
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Netcong, NJ

Average cloud cover in December - Netcong, NJ
  • Average cloud cover in December: 50

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in December
Netcong, NJ

Average visibility in December - Netcong, NJ
  • Average visibility in December: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).

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Netcong, New Jersey, USA

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