December weather forecast
Edgewater, NJ

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Weather in December

The first month of the winter, December, is also an icy month in Edgewater, New Jersey, with an average temperature varying between 42.1°F (5.6°C) and 32.7°F (0.4°C).

Temperature

December's onset corresponds with a shift in the average high-temperature, moving from a cool 51.1°F (10.6°C) in November to a wintry 42.1°F (5.6°C). An average low-temperature of 32.7°F (0.4°C) is recorded during the nights in December in Edgewater, New Jersey.

Humidity

In Edgewater, the average relative humidity in December is 75%.

Rainfall

In Edgewater, during December, the rain falls for 8.5 days and regularly aggregates up to 0.98" (25mm) of precipitation. In Edgewater, during the entire year, the rain falls for 112.4 days and collects up to 10.2" (259mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. The months with the most snowfall in Edgewater are February, March and December, with an average 0.47" (12mm) of accumulated snow.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of December in Edgewater, New Jersey, sunrise is at 7:01 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:38 pm EST.

Sunshine

In December, the average sunshine is 4.9h.

UV index

The months with the lowest UV index in Edgewater are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. It's recommended to limit sun exposure when its radiation is at its peak during midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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Frequently asked questions

How cold is it in Edgewater in December?

The high-temperature during December is 42.1°F (5.6°C) and the low-temperature is 32.7°F (0.4°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 86°F (30°C).

What is the average humidity in December in Edgewater?

In December, the average relative humidity in Edgewater, New Jersey, is 75%.

How many days does it rain in December in Edgewater?

In Edgewater, New Jersey, in December, during 8.5 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

What is the snowiest month in Edgewater?

The months with the most snowfall in Edgewater are February, March and December, with an average 0.47" (12mm) of accumulated snow.

How many days does it snow in December in Edgewater?

In December, it is snowing for 2.9 days. Throughout December, 0.47" (12mm) of snow is accumulated.

What is the month with the shortest days in Edgewater?

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

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

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

When is the sunrise / sunset in December in Edgewater?

On the first day of December in Edgewater, sunrise is at 7:01 am and sunset at 4:28 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 Edgewater?

The average sunshine duration in December is 4.9h.

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

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

What is the UV index reading in December in Edgewater?

The average daily maximum UV index in December in Edgewater, New Jersey, is 2. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to 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
Edgewater, NJ

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

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in December: 32.7°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
Edgewater, NJ

Average pressure in December - Edgewater, 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
Edgewater, NJ

Average wind speed in December - Edgewater, NJ
  • Average wind speed in December: 9.1mph

The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).

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Average humidity in December
Edgewater, NJ

Average humidity in December - Edgewater, NJ
  • Average humidity in December: 75%

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

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Average rainfall in December
Edgewater, NJ

Average rainfall in December - Edgewater, NJ
  • Average rainfall in December: 0.98"

The wettest month (with the highest rainfall) is July (1.22").
The driest month (with the least rainfall) is February (0.51").

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Average rainfall days in December
Edgewater, NJ

Average rainfall days in December - Edgewater, NJ
  • Average rainfall days in December: 8.5 days

The month with the highest number of rainy days is July (12.3 days).
The month with the least rainy days is January (5.6 days).

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Average snowfall in December
Edgewater, NJ

Average snowfall in December - Edgewater, NJ
  • Average snowfall in December: 0.47"

The months with the highest snowfall are February, March and December (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Edgewater, NJ

Average snowfall days in December - Edgewater, NJ
  • Average snowfall days in December: 2.9 days

The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Edgewater, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in December
Edgewater, NJ

Average sunshine days in December - Edgewater, NJ
  • Average sunshine days in December: 19.6 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is June (16.1 days).

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Average UV index in December
Edgewater, NJ

Average UV index in December - Edgewater, 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
Edgewater, NJ

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

The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in December
Edgewater, NJ

Average visibility in December - Edgewater, 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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Edgewater, New Jersey, USA

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