December weather forecast
Bloomingdale, NJ

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Weather in December

December, the first month of the winter in Bloomingdale, is also an icy month, with an average temperature ranging between max 40.1°F (4.5°C) and min 28.8°F (-1.8°C).

Temperature

The commencement of December involves a temperature shift, with the average high-temperature dropping from a frosty 49.3°F (9.6°C) in November to an icy 40.1°F (4.5°C). Throughout December, Bloomingdale's nights cool down to an average of 28.8°F (-1.8°C).

Humidity

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

Rainfall

In Bloomingdale, in December, it is raining for 6.9 days, with typically 0.83" (21mm) of accumulated precipitation. Throughout the year, 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 Bloomingdale, New Jersey, in December, during 3.5 snowfall days, 0.51" (13mm) of snow is typically accumulated. In Bloomingdale, during the entire year, snow falls for 22 days and aggregates up to 3.19" (81mm) of snow.

Daylight

The month with the shortest days in Bloomingdale is December, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:03 am and sunset at 4:29 pm. On the last day of December, in Bloomingdale, sunrise is at 7:22 am and sunset at 4:39 pm EST.

Sunshine

In December, the average sunshine is 4.6h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Bloomingdale. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A daily high UV index of 2 in December leads to these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold in Bloomingdale?

In December, the average high-temperature and low-temperature in Bloomingdale are 40.1°F (4.5°C) and 28.8°F (-1.8°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is calculated to be 86°F (30°C).

What is the most humid month in Bloomingdale?

February, October and December, with an average relative humidity of 80%, are most humid months in Bloomingdale.

What is the average humidity in December in Bloomingdale?

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

How many days does it rain in December in Bloomingdale?

In Bloomingdale, in December, during 6.9 rainfall days, 0.83" (21mm) of precipitation is typically accumulated.

How many days does it snow in December in Bloomingdale?

In Bloomingdale, in December, during 3.5 snowfall days, 0.51" (13mm) of snow is typically accumulated.

What is the month with the shortest days in Bloomingdale?

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

How many hours of daylight does Bloomingdale have in December?

In Bloomingdale, the average day length in December is 9h and 17min.

When are sunrise and sunset in December in Bloomingdale?

In December, on the first day of the month, sunrise is at 7:03 am and sunset at 4:29 pm. On the last day of the month, in Bloomingdale, sunrise is at 7:22 am and sunset at 4:39 pm EST.

How long on average sun shines in December in Bloomingdale?

The average sunshine duration in December in Bloomingdale is 4.6h.

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

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

How high is the UV index in December in Bloomingdale?

The average daily maximum UV index in December is 2. A UV Index 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
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).

Average pressure in December
Bloomingdale, NJ

Average pressure in December - Bloomingdale, 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).

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).

Average humidity in December
Bloomingdale, NJ

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

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

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").

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).

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").
The months with the least snowfall are May, June, July, August and September (0").

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).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Bloomingdale, 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: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

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).

Average UV index in December
Bloomingdale, NJ

Average UV index in December - Bloomingdale, 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).

Average cloud cover in December
Bloomingdale, NJ

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

The 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).

Average visibility in December
Bloomingdale, NJ

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

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

Bloomingdale, New Jersey, USA

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