December weather forecast
Park Ridge, NJ

Share

Weather in December

The first month of the winter, December, is also an icy month in Park Ridge, New Jersey, with an average temperature ranging between min 30.4°F (-0.9°C) and max 40.8°F (4.9°C).

Temperature

December's onset brings a slight change in high-temperatures, falling from a fresh 50.7°F (10.4°C) in November to a cold 40.8°F (4.9°C). December brings with it a nighttime average temperature of 30.4°F (-0.9°C) in Park Ridge.

Humidity

February and December, with an average relative humidity of 78%, are the most humid months.

Rainfall

December is the month with the most rainfall in Park Ridge. Rain falls for 10.6 days and accumulates 3.58" (91mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Park Ridge, New Jersey, during December, snow falls for 4.5 days and regularly aggregates up to 2.05" (52mm) of snow. Throughout the year, in Park Ridge, there are 28 snowfall days, and 13.82" (351mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:02 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:37 pm EST.

Sunshine

The average sunshine in December in Park Ridge is 4.7h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Park Ridge. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 2 in December leads to these recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
[Resources]

Frequently asked questions

How cold does it get in Park Ridge in December?

The high-temperature during December is 40.8°F (4.9°C) and the low-temperature is 30.4°F (-0.9°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is evaluated at 87.8°F (31°C).

What is the most humid month in Park Ridge?

The months with the highest humidity in Park Ridge are February and December, with an average relative humidity of 78%.

What is the average humidity in December in Park Ridge?

In Park Ridge, New Jersey, the average relative humidity in December is 78%.

What is the rainiest month in Park Ridge?

December is the month with the most rainfall. Rain falls for 10.6 days and accumulates 3.58" (91mm) of precipitation.

How many days does it rain in December in Park Ridge?

In Park Ridge, during December, the rain falls for 10.6 days and regularly aggregates up to 3.58" (91mm) of precipitation.

How many days does it snow in December in Park Ridge?

In December, it is snowing for 4.5 days. Throughout December, 2.05" (52mm) of snow is accumulated.

What is the month with the shortest days in Park Ridge?

December has the shortest days of the year in Park Ridge, New Jersey, with an average of 9h and 18min of daylight.

How many hours of daylight does Park Ridge have in December?

In December, the average day length in Park Ridge, New Jersey, is 9h and 17min.

When is the sunrise / sunset in December in Park Ridge?

On the first day of December in Park Ridge, sunrise is at 7:02 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:37 pm EST.

How many hours of sunshine does Park Ridge have in December?

In Park Ridge, the average sunshine duration in December is 4.7h.

When is the lowest UV index in Park Ridge?

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

What is the UV index reading in December in Park Ridge?

In Park Ridge, New Jersey, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Park Ridge, NJ

Average temperature in December - Park Ridge, NJ
  • Average high temperature in December: 40.8°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in December: 30.4°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

[Resources]

Average pressure in December
Park Ridge, NJ

Average pressure in December - Park Ridge, 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).

[Resources]

Average wind speed in December
Park Ridge, NJ

Average wind speed in December - Park Ridge, NJ
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

[Resources]

Average humidity in December
Park Ridge, NJ

Average humidity in December - Park Ridge, NJ
  • Average humidity in December: 78%

The months with the highest relative humidity are February and December (78%).
The month with the lowest relative humidity is August (70%).

[Resources]

Average rainfall in December
Park Ridge, NJ

Average rainfall in December - Park Ridge, NJ
  • Average rainfall in December: 3.58"

The wettest month (with the highest rainfall) is December (3.58").
The driest month (with the least rainfall) is September (1.89").

[Resources]

Average rainfall days in December
Park Ridge, NJ

Average rainfall days in December - Park Ridge, NJ
  • Average rainfall days in December: 10.6 days

The months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is January (8.4 days).

[Resources]

Average snowfall in December
Park Ridge, NJ

Average snowfall in December - Park Ridge, NJ
  • Average snowfall in December: 2.05"

The month with the highest snowfall is February (4.09").
The months with the least snowfall are May, June, July, August and September (0").

[Resources]

Average snowfall days in December
Park Ridge, NJ

Average snowfall days in December - Park Ridge, NJ
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is February (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

[Resources]

Average daylight in December /
Average sunshine in December
Park Ridge, NJ

Average daylight in December / Average sunshine in December - Park Ridge, 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: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

[Resources]

Average sunshine days in December
Park Ridge, NJ

Average sunshine days in December - Park Ridge, NJ
  • Average sunshine days in December: 16.7 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is June (11.5 days).

[Resources]

Average UV index in December
Park Ridge, NJ

Average UV index in December - Park Ridge, 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).

[Resources]

Average cloud cover in December
Park Ridge, NJ

Average cloud cover in December - Park Ridge, NJ
  • Average cloud cover in December: 49

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

[Resources]

Average visibility in December
Park Ridge, NJ

Average visibility in December - Park Ridge, NJ
  • Average visibility in December: 6mi

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

[Resources]

Park Ridge, New Jersey, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location