December weather forecast
Paterson, NJ

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Weather in December

December in Paterson, New Jersey, personifies winter. As the final month, it's distinguishable from November's moderate chill and sets the tone for the cold January. December brings with it the shortest daylight hours of the year due to the winter solstice, limiting daylight activities. A stark dip in the thermometer is evident as temperatures range between 30.9°F (-0.6°C) and 41.2°F (5.1°C), alongside an increase in snowfall to 1.54" (39mm), making it unequivocally the heart of winter.

Temperature

As December commences, the average high-temperature shows a reduction, transitioning from a fresh 50.9°F (10.5°C) in November to an icy 41.2°F (5.1°C). Throughout December nights, Paterson experiences a consistent temperature average of 30.9°F (-0.6°C).

Humidity

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

Rainfall

The wettest months are July and December, with an average 3.07" (78mm) of rainfall.

Snowfall

Months with snowfall are January through May, October through December. In December, it is snowing for 4 days. Throughout December, 1.54" (39mm) of snow is accumulated. In Paterson, during the entire year, snow falls for 24.9 days and aggregates up to 10.04" (255mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:02 am and sunset at 4:29 pm. On the last day of December, sunrise is at 7:21 am and sunset at 4:38 pm EST.

Sunshine

In Paterson, the average sunshine in December is 4.8h.

UV index

The months with the lowest UV index in Paterson are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in December?

The high-temperature, in December, in Paterson, records 41.2°F (5.1°C), while the low-temperature is 30.9°F (-0.6°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 87.8°F (31°C).

What is the most humid month?

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

What is the average humidity in December?

In Paterson, the average relative humidity in December is 78%.

What is the wettest month?

The wettest months are July and December, with an average 3.07" (78mm) of rainfall.

How many days does it rain in December?

In December, the rain falls for 11.2 days. Throughout December, 3.07" (78mm) of precipitation is accumulated.

How many days does it snow in December?

In Paterson, in December, during 4 snowfall days, 1.54" (39mm) of snow is typically accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 18min of daylight.

How many hours of daylight does Paterson have in December?

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

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:02 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:38 pm EST.

How many hours of sunshine does Paterson have in December?

In December, the average sunshine duration is 4.8h.

When is the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December in Paterson is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's 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
Paterson, NJ

Average temperature in December - Paterson, NJ
  • Average high temperature in December: 41.2°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in December: 30.9°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in December
Paterson, NJ

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

Average wind speed in December - Paterson, NJ
  • Average wind speed in December: 7.8mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in December
Paterson, NJ

Average humidity in December - Paterson, NJ
  • Average humidity in December: 78%

The months with the highest relative humidity are February and December (78%).
The months with the lowest relative humidity are April, July and August (72%).

Average rainfall in December
Paterson, NJ

Average rainfall in December - Paterson, NJ
  • Average rainfall in December: 3.07"

The wettest months (with the highest rainfall) are July and December (3.07").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in December
Paterson, NJ

Average rainfall days in December - Paterson, NJ
  • Average rainfall days in December: 11.2 days

The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is January (8.9 days).

Average snowfall in December
Paterson, NJ

Average snowfall in December - Paterson, NJ
  • Average snowfall in December: 1.54"

The month with the highest snowfall is February (3.23").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Paterson, NJ

Average snowfall days in December - Paterson, NJ
  • Average snowfall days in December: 4 days

The month with the highest number of snowfall days is February (7.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Paterson, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in December
Paterson, NJ

Average sunshine days in December - Paterson, NJ
  • Average sunshine days in December: 15.7 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (10.5 days).

Average UV index in December
Paterson, NJ

Average UV index in December - Paterson, 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
Paterson, NJ

Average cloud cover in December - Paterson, NJ
  • Average cloud cover in December: 48

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in December
Paterson, NJ

Average visibility in December - Paterson, 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).

Paterson, New Jersey, USA

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