December weather forecastHasbrouck Heights, NJ

December

Weather in December

December, the first month of the winter in Hasbrouck Heights, is also a wintry month, with temperature in the range of an average high of 41.9°F (5.5°C) and an average low of 31.8°F (-0.1°C).

Temperature

December shows a mild decline in the average high-temperature, falling from November's fresh 51.1°F (10.6°C) to an icy 41.9°F (5.5°C). Hasbrouck Heights's average low-temperature for the month of December records at a subzero cold 31.8°F (-0.1°C).

Humidity

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

Rainfall

December is the month with the most rainfall in Hasbrouck Heights. Rain falls for 11.6 days and accumulates 3.15" (80mm) of precipitation.

Snowfall

Months with snowfall in Hasbrouck Heights are January through April, November and December. In Hasbrouck Heights, New Jersey, in December, snow falls for 3.6 days, with typically accumulated 1.54" (39mm) of snow. In Hasbrouck Heights, during the entire year, snow falls for 22.5 days and aggregates up to 9.17" (233mm) of snow.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of December in Hasbrouck Heights, sunrise is at 7:02 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:38 pm EST.

Sunshine

The average sunshine in December is 4.9h.

UV index

The months with the lowest UV index in Hasbrouck Heights are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 2 during December translates into the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Hasbrouck Heights, records 41.9°F (5.5°C), while the low-temperature is 31.8°F (-0.1°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 87.8°F (31°C).

In December, the average relative humidity in Hasbrouck Heights, New Jersey, is 76%.

The month with the most rainfall in Hasbrouck Heights is December, when the rain falls for 11.6 days and typically aggregates up to 3.15" (80mm) of precipitation.

In Hasbrouck Heights, in December, during 11.6 rainfall days, 3.15" (80mm) of precipitation is typically accumulated.

In Hasbrouck Heights, in December, snow falls for 3.6 days, with typically accumulated 1.54" (39mm) of snow.

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

The average day length in December in Hasbrouck Heights is 9h and 18min.

On the first day of December in Hasbrouck Heights, New Jersey, sunrise is at 7:02 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:38 pm EST.

In December, the average sunshine duration is 4.9h.

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

In Hasbrouck Heights, New Jersey, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Hasbrouck Heights, NJ

  • Average high temperature in December: 41.9°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in December: 31.8°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

Average pressure in December
Hasbrouck Heights, 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).

Average wind speed in December
Hasbrouck Heights, NJ

  • Average wind speed in December: 8.5mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in December
Hasbrouck Heights, NJ

  • Average humidity in December: 76%

The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (70%).

Average rainfall in December
Hasbrouck Heights, NJ

  • Average rainfall in December: 3.15"

The wettest month (with the highest rainfall) is December (3.15").
The driest month (with the least rainfall) is September (1.61").

Average rainfall days in December
Hasbrouck Heights, NJ

  • Average rainfall days in December: 11.6 days

The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is January (8.5 days).

Average snowfall in December
Hasbrouck Heights, NJ

  • Average snowfall in December: 1.54"

The month with the highest snowfall is March (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Hasbrouck Heights, NJ

  • Average snowfall days in December: 3.6 days

The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Hasbrouck Heights, NJ

  • Average daylight in December: 9h and 18min

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 54min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in December
Hasbrouck Heights, NJ

  • Average sunshine days in December: 15.7 days

The month with the most sunshine days is November (18.4 days).
The months with the least sunshine days are May and June (12.7 days).

Average UV index in December
Hasbrouck Heights, 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
Hasbrouck Heights, NJ

  • Average cloud cover in December: 47

The month with the most cloud cover is March (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 31).

Average visibility in December
Hasbrouck Heights, 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).