December weather forecast
Bellmawr, NJ

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Weather in December

December, the first month of the winter in Bellmawr, is still a chilly month, with an average temperature ranging between max 44.1°F (6.7°C) and min 32.9°F (0.5°C).

Temperature

In Bellmawr, the beginning of December is marked by a marginally lowered average high-temperature, shifting from November's cool 52.7°F (11.5°C) to a frosty 44.1°F (6.7°C). During December, Bellmawr experiences an average low-temperature of 32.9°F (0.5°C) at night.

Humidity

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

Rainfall

In Bellmawr, New Jersey, in December, it is raining for 7.5 days, with typically 1.18" (30mm) of accumulated precipitation. Throughout the year, there are 127.8 rainfall days, and 13.82" (351mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Bellmawr are January through May, November and December. In Bellmawr, in December, during 1.6 snowfall days, 0.2" (5mm) of snow is typically accumulated. Throughout the year, there are 11.4 snowfall days, and 2.87" (73mm) of snow is accumulated.

Daylight

The month with the shortest days in Bellmawr is December, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:03 am and sunset at 4:36 pm. On the last day of December, in Bellmawr, sunrise is at 7:21 am and sunset at 4:45 pm EST.

Sunshine

In December, the average sunshine is 5h.

UV index

The months with the lowest UV index in Bellmawr, New Jersey, are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 2 during December translates into the following directions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
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Frequently asked questions

How cold is it in Bellmawr in December?

Bellmawr in December has an average high-temperature of 44.1°F (6.7°C) and an average low-temperature of 32.9°F (0.5°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in August is computed to be 91.4°F (33°C).

What is the average humidity in December in Bellmawr?

In December, the average relative humidity is 76%.

How much does it rain in Bellmawr in December?

In Bellmawr, in December, it is raining for 7.5 days, with typically 1.18" (30mm) of accumulated precipitation.

How many days does it snow in December in Bellmawr?

In Bellmawr, in December, during 1.6 snowfall days, 0.2" (5mm) of snow is typically accumulated.

What is the month with the shortest days in Bellmawr?

December has the shortest days of the year in Bellmawr, New Jersey, with an average of 9h and 24min of daylight.

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

In December, the average day length is 9h and 24min.

When is the sunrise / sunset in December in Bellmawr?

In December, on the first day of the month, sunrise is at 7:03 am and sunset at 4:36 pm. On the last day of the month, in Bellmawr, New Jersey, sunrise is at 7:21 am and sunset at 4:45 pm EST.

How many hours of sunshine does Bellmawr have in December?

In Bellmawr, New Jersey, the average sunshine duration in December is 5h.

When is the lowest UV index in Bellmawr?

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 Bellmawr?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Bellmawr, NJ

Average temperature in December - Bellmawr, NJ
  • Average high temperature in December: 44.1°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in December: 32.9°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 (25.5°F).

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Average pressure in December
Bellmawr, NJ

Average pressure in December - Bellmawr, 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
Bellmawr, NJ

Average wind speed in December - Bellmawr, NJ
  • Average wind speed in December: 7.7mph

The windiest months (with the highest average wind speed) are March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in December
Bellmawr, NJ

Average humidity in December - Bellmawr, NJ
  • Average humidity in December: 76%

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

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Average rainfall in December
Bellmawr, NJ

Average rainfall in December - Bellmawr, NJ
  • Average rainfall in December: 1.18"

The wettest month (with the highest rainfall) is August (1.65").
The driest months (with the least rainfall) are January and February (0.83").

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Average rainfall days in December
Bellmawr, NJ

Average rainfall days in December - Bellmawr, NJ
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is July (14.8 days).
The month with the least rainy days is February (7.2 days).

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Average snowfall in December
Bellmawr, NJ

Average snowfall in December - Bellmawr, NJ
  • Average snowfall in December: 0.2"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in December
Bellmawr, NJ

Average snowfall days in December - Bellmawr, NJ
  • Average snowfall days in December: 1.6 days

The month with the highest number of snowfall days is January (3.8 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
Bellmawr, NJ

Average daylight in December / Average sunshine in December - Bellmawr, 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 0min

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
Bellmawr, NJ

Average sunshine days in December - Bellmawr, NJ
  • Average sunshine days in December: 20.9 days

The month with the most sunshine days is December (20.9 days).
The month with the least sunshine days is May (13.3 days).

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Average UV index in December
Bellmawr, NJ

Average UV index in December - Bellmawr, 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
Bellmawr, NJ

Average cloud cover in December - Bellmawr, NJ
  • Average cloud cover in December: 46

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

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Average visibility in December
Bellmawr, NJ

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

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