December weather forecast
Mechlings Corner, NJ

Share

Weather in December

December, the first month of the winter in Mechlings Corner, is still a cold month, with temperature in the range of an average low of 29.1°F (-1.6°C) and an average high of 40.8°F (4.9°C).

Temperature

The onset of December comes with a shift in the average high-temperature, falling from a cool 50.2°F (10.1°C) in November to a cold 40.8°F (4.9°C). Throughout December, the temperature tends to fall to a consistent average low of 29.1°F (-1.6°C).

Humidity

In December, the average relative humidity is 80%.

Rainfall

In Mechlings Corner, in December, it is raining for 5.8 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, there are 91.3 rainfall days, and 7.28" (185mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. In Mechlings Corner, in December, during 2.2 snowfall days, 0.59" (15mm) of snow is typically accumulated. In Mechlings Corner, during the entire year, snow falls for 14.8 days and aggregates up to 2.24" (57mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:04 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:43 pm EST.

Sunshine

The average sunshine in December 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 value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold?

In December, the average high-temperature and low-temperature are 40.8°F (4.9°C) and 29.1°F (-1.6°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 87.8°F (31°C).

What is the average humidity in December?

In December, the average relative humidity is 80%.

How many days does it rain in December?

In Mechlings Corner, in December, during 5.8 rainfall days, 0.79" (20mm) of precipitation is typically accumulated.

How many days does it snow in December?

In December, it is snowing for 2.2 days. Throughout December, 0.59" (15mm) of snow is accumulated.

What is the month with the shortest days?

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

How many hours of daylight does Mechlings Corner have in December?

In December, the average day length is 9h and 20min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:04 am and sunset at 4:33 pm. On the last day of the month, in Mechlings Corner, sunrise is at 7:23 am and sunset at 4:43 pm EST.

How many hours of sunshine does Mechlings Corner have in December?

In December, the average sunshine duration is 4.7h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk 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
Mechlings Corner, NJ

Average temperature in December - Mechlings Corner, NJ
  • Average high temperature in December: 40.8°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.9°F).

  • Average low temperature in December: 29.1°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in December
Mechlings Corner, NJ

Average pressure in December - Mechlings Corner, NJ
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Mechlings Corner, NJ

Average wind speed in December - Mechlings Corner, NJ
  • Average wind speed in December: 7.6mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in December
Mechlings Corner, NJ

Average humidity in December - Mechlings Corner, NJ
  • Average humidity in December: 80%

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (76%).

Average rainfall in December
Mechlings Corner, NJ

Average rainfall in December - Mechlings Corner, NJ
  • Average rainfall in December: 0.79"

The wettest month (with the highest rainfall) is July (0.91").
The driest month (with the least rainfall) is September (0.28").

Average rainfall days in December
Mechlings Corner, NJ

Average rainfall days in December - Mechlings Corner, NJ
  • Average rainfall days in December: 5.8 days

The months with the highest number of rainy days are June and July (10.2 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in December
Mechlings Corner, NJ

Average snowfall in December - Mechlings Corner, NJ
  • Average snowfall in December: 0.59"

The month with the highest snowfall is March (0.63").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Mechlings Corner, NJ

Average snowfall days in December - Mechlings Corner, NJ
  • Average snowfall days in December: 2.2 days

The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Mechlings Corner, NJ

Average daylight in December / Average sunshine in December - Mechlings Corner, NJ
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
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 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in December
Mechlings Corner, NJ

Average sunshine days in December - Mechlings Corner, NJ
  • Average sunshine days in December: 22.8 days

The month with the most sunshine days is January (23.8 days).
The month with the least sunshine days is June (16.7 days).

Average UV index in December
Mechlings Corner, NJ

Average UV index in December - Mechlings Corner, NJ
  • Average UV index in December: 2

The months with the highest UV index are June and July (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
Mechlings Corner, NJ

Average cloud cover in December - Mechlings Corner, NJ
  • Average cloud cover in December: 50

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in December
Mechlings Corner, NJ

Average visibility in December - Mechlings Corner, NJ
  • Average visibility in December: 6mi

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

Mechlings Corner, New Jersey, USA

Weather forecast for your location

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