December weather forecast
Bloomingdale, NJ

Weather in December

December, the first month of the winter, in Bloomingdale, is still a cold month, with average temperature fluctuating between 28.8°F (-1.8°C) and 40.1°F (4.5°C).

Temperature

In Bloomingdale, the average high-temperature drops, from a chilly 49.3°F (9.6°C) in November, to a cold 40.1°F (4.5°C). In Bloomingdale, New Jersey, in December, the average low-temperature is 28.8°F (-1.8°C).

Humidity

Months with the highest humidity are February, October and December, with an average relative humidity of 80%.

Rainfall

In Bloomingdale, it is raining for 6.9 days, with typically 0.83" (21mm) of accumulated precipitation. Throughout the year, in Bloomingdale, there are 111.1 rainfall days, and 8.46" (215mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In December, in Bloomingdale, it is snowing for 3.5 days. Throughout December, 0.51" (13mm) of snow is accumulated. Throughout the year, there are 22 snowfall days, and 3.19" (81mm) of snow is accumulated.

Daylight

With an average of 9.3h of daylight, December has the shortest days of the year.

Sunshine

In December, the average sunshine is 4.6h.

UV index

Months with the lowest UV index in Bloomingdale are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 2 in December transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What are the most humid months in Bloomingdale?

Months with the highest humidity in Bloomingdale, New Jersey, are February, October and December, with an average relative humidity of 80%.

What is the average humidity in December in Bloomingdale?

In December, the average relative humidity in Bloomingdale is 80%.

How much does it rain in Bloomingdale in December?

In Bloomingdale, in December, it is raining for 6.9 days, with typically 0.83" (21mm) of accumulated precipitation.

How much does it snow in Bloomingdale in December?

In December, in Bloomingdale, it is snowing for 3.5 days. Throughout December, 0.51" (13mm) of snow is accumulated.

What is the month with the shortest days in Bloomingdale?

With an average of 9.3h of daylight, December has the shortest days of the year in Bloomingdale, New Jersey.

How many hours of daylight does Bloomingdale have in December?

In December, the average length of the day in Bloomingdale, New Jersey, is 9.3h.

How long on average sun shines in December in Bloomingdale?

In Bloomingdale, the average sunshine in December is 4.6h.

When is the lowest UV index in Bloomingdale?

January through March, November 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 in Bloomingdale?

In Bloomingdale, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in December
Bloomingdale, NJ

Average temperature in December - Bloomingdale, NJ
  • Average high temperature in December: 40.1°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in December: 28.8°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

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Average pressure in December
Bloomingdale, NJ

Average pressure in December - Bloomingdale, NJ
  • Average pressure in December: 30.08"

The month with the highest atmospheric pressure is November (30.11").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in December
Bloomingdale, NJ

Average wind speed in December - Bloomingdale, 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 (5.2mph).

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Average humidity in December
Bloomingdale, NJ

Average humidity in December - Bloomingdale, NJ
  • Average humidity in December: 80%

Months with the highest relative humidity are February, October and December (80%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in December
Bloomingdale, NJ

Average rainfall in December - Bloomingdale, NJ
  • Average rainfall in December: 0.83"

The wettest month (with the highest rainfall) is July (1.06").
The driest month (with the least rainfall) is September (0.31").

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Average rainfall days in December
Bloomingdale, NJ

Average rainfall days in December - Bloomingdale, NJ
  • Average rainfall days in December: 6.9 days

The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (4.5 days).

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Average snowfall in December
Bloomingdale, NJ

Average snowfall in December - Bloomingdale, NJ
  • Average snowfall in December: 0.51"

The month with the highest snowfall is March (0.98").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Bloomingdale, NJ

Average snowfall days in December - Bloomingdale, NJ
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is January (6.1 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Bloomingdale, NJ
  • Average daylight in December: 9.3h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in December: 4.6h

The month with the most sunshine is July (Average sunshine: 9.9h).
The month with the least sunshine is February (Average sunshine: 4.3h).

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Average sunshine days in December
Bloomingdale, NJ

Average sunshine days in December - Bloomingdale, NJ
  • Average sunshine days in December: 21.1 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is May (13.9 days).

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Average UV index in December
Bloomingdale, NJ

Average UV index in December - Bloomingdale, NJ
  • Average UV index in December: 2

Months with the highest UV index are June, July and August (UV index 6).
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
Bloomingdale, NJ

Average cloud cover in December - Bloomingdale, NJ
  • Average cloud cover in December: 51

Months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 36).

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Average visibility in December
Bloomingdale, NJ

Average visibility in December - Bloomingdale, NJ
  • Average visibility in December: 6mi

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

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