December weather forecast
West Berlin, NJ

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Weather in December

The first month of the winter, December, is also a frosty month in West Berlin, New Jersey, with an average temperature ranging between min 33.1°F (0.6°C) and max 44.2°F (6.8°C).

Temperature

December brings a decrease in the average high-temperature, shifting from a cool 53.6°F (12°C) in November to a frosty 44.2°F (6.8°C). During December, an average low-temperature of 33.1°F (0.6°C) is observed.

Humidity

In West Berlin, the average relative humidity in December is 76%.

Rainfall

In West Berlin, during December, the rain falls for 7.3 days and regularly aggregates up to 1.26" (32mm) of precipitation. In West Berlin, during the entire year, the rain falls for 117 days and collects up to 12.13" (308mm) of precipitation.

Snowfall

January through March, May, November and December are months with snowfall. In West Berlin, during December, snow falls for 2 days and regularly aggregates up to 0.24" (6mm) of snow. In West Berlin, New Jersey, during the entire year, snow falls for 11.4 days and aggregates up to 3.11" (79mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:02 am and sunset at 4:35 pm. On the last day of December, in West Berlin, New Jersey, sunrise is at 7:20 am and sunset at 4:45 pm EST.

Sunshine

In West Berlin, New Jersey, the average sunshine in December 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 in West Berlin. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Boost your sun resistance with garments that are densely woven yet spacious. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

How cold is it in West Berlin in December?

In December, the average high-temperature and low-temperature in West Berlin are 44.2°F (6.8°C) and 33.1°F (0.6°C) respectively. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in August is computed to be 89.6°F (32°C).

What is the average humidity in December in West Berlin?

In December, the average relative humidity is 76%.

How many days does it rain in December in West Berlin?

In West Berlin, in December, during 7.3 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

How many days does it snow in December in West Berlin?

In West Berlin, New Jersey, in December, during 2 snowfall days, 0.24" (6mm) of snow is typically accumulated.

What is the month with the shortest days in West Berlin?

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

How many hours of daylight does West Berlin have in December?

The average day length in December in West Berlin is 9h and 25min.

When is the sunrise / sunset in December in West Berlin?

In December, on the first day of the month, sunrise is at 7:02 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:45 pm EST.

How long on average sun shines in December in West Berlin?

In December, the average sunshine duration in West Berlin is 5.1h.

What is the month with the lowest UV index in West Berlin?

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

What is the UV index intensity in December in West Berlin?

In West Berlin, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes 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
West Berlin, NJ

Average temperature in December - West Berlin, NJ
  • Average high temperature in December: 44.2°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in December: 33.1°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 (26.1°F).

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Average pressure in December
West Berlin, NJ

Average pressure in December - West Berlin, NJ
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
West Berlin, NJ

Average wind speed in December - West Berlin, NJ
  • Average wind speed in December: 7.6mph

The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in December
West Berlin, NJ

Average humidity in December - West Berlin, NJ
  • Average humidity in December: 76%

The month with the highest relative humidity is October (77%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in December
West Berlin, NJ

Average rainfall in December - West Berlin, NJ
  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is August (1.38").
The driest months (with the least rainfall) are January and September (0.67").

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Average rainfall days in December
West Berlin, NJ

Average rainfall days in December - West Berlin, NJ
  • Average rainfall days in December: 7.3 days

The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (6.5 days).

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Average snowfall in December
West Berlin, NJ

Average snowfall in December - West Berlin, NJ
  • Average snowfall in December: 0.24"

The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, June, July, August, September and October (0").

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Average snowfall days in December
West Berlin, NJ

Average snowfall days in December - West Berlin, NJ
  • Average snowfall days in December: 2 days

The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
West Berlin, NJ

Average daylight in December / Average sunshine in December - West Berlin, NJ
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in December
West Berlin, NJ

Average sunshine days in December - West Berlin, NJ
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is July (14.3 days).

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Average UV index in December
West Berlin, NJ

Average UV index in December - West Berlin, NJ
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in December
West Berlin, NJ

Average cloud cover in December - West Berlin, NJ
  • Average cloud cover in December: 46

The months with the most cloud cover are February and March (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 31).

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Average visibility in December
West Berlin, NJ

Average visibility in December - West Berlin, 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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West Berlin, New Jersey, USA

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