December weather forecast and climate
Oradell, NJ

The first month of the winter, December, is also a wintry month in Oradell, New Jersey, with average temperature ranging between min 30.9°F (-0.6°C) and max 41.7°F (5.4°C).

Temperature

In December, the average high-temperature drops, from a fresh 50.9°F (10.5°C) in November, to a wintry 41.7°F (5.4°C). The average low-temperature, in December, is 30.9°F (-0.6°C).

Humidity

The average relative humidity in Oradell is 76%.

Rainfall

The month with the most rainfall in Oradell is December when the rain falls for 10.7 days and typically aggregates up to 3.46" (88mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Oradell, New Jersey, in December, during 4.6 snowfall days, 1.93" (49mm) of snow is typically accumulated. Throughout the year, in Oradell, there are 25.5 snowfall days, and 10.55" (268mm) of snow is accumulated.

Daylight

The month with the shortest days in Oradell, New Jersey, is December, with an average of 9.3h of daylight.

Sunshine

The average sunshine in Oradell 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. A UV Index of 2, and less, symbolizes a minimal health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Oradell?

The average high-temperature, in December, in Oradell, is 41.7°F (5.4°C), while the average low-temperature is 30.9°F (-0.6°C).

What is the average humidity in December in Oradell?

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

How many days does it rain in December in Oradell?

In December, in Oradell, New Jersey, the rain falls for 10.7 days. Throughout December, 3.46" (88mm) of precipitation is accumulated.

What is the wettest month in Oradell?

December is the month with the most rainfall in Oradell. Rain falls for 10.7 days and accumulates 3.46" (88mm) of precipitation.

How many days does it snow in December in Oradell?

In December, in Oradell, New Jersey, it is snowing for 4.6 days. Throughout December, 1.93" (49mm) of snow is accumulated.

What is the month with the shortest days in Oradell?

The month with the shortest days in Oradell, New Jersey, is December, with an average of 9.3h of daylight.

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

The average length of the day in December in Oradell is 9.3h.

How many hours of sunshine does Oradell have in December?

In December, the average sunshine in Oradell, New Jersey, is 4.7h.

What are the months with the lowest UV index in Oradell?

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

What is the UV index intensity in December in Oradell?

In December, the average daily maximum UV index in Oradell, New Jersey, 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 - Oradell, NJ
  • Average high temperature in December: 41.7°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in December: 30.9°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).

Average pressure in December - Oradell, NJ
  • Average pressure in December: 30.07"

The month with the highest atmospheric pressure is November (30.1").
The month with the lowest atmospheric pressure is June (29.93").

Average wind speed in December - Oradell, NJ
  • Average wind speed in December: 8mph

The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in December - Oradell, 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 (68%).

Average rainfall in December - Oradell, NJ
  • Average rainfall in December: 3.46"

The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in December - Oradell, NJ
  • Average rainfall days in December: 10.7 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (8.2 days).

Average snowfall in December - Oradell, NJ
  • Average snowfall in December: 1.93"

The month with the highest snowfall is March (3.07").
Months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December - Oradell, NJ
  • Average snowfall days in December: 4.6 days

The month with the highest number of snowfall days is January (6.9 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December / Average sunshine in December - Oradell, 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: 4.7h

The month with the most sunshine is July (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4.6h).

Average sunshine days in December - Oradell, NJ
  • Average sunshine days in December: 16.8 days

Months with the most sunshine days are January and November (18.1 days).
Months with the least sunshine days are April and June (12.7 days).

Average UV index in December - Oradell, 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).

Average cloud cover in December - Oradell, NJ
  • Average cloud cover in December: 49

Months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).

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

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