December weather forecast
Leesville, NJ

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Weather in December

December, the first month of the winter in Leesville, is also a frosty month, with temperature in the range of an average high of 43.9°F (6.6°C) and an average low of 32.7°F (0.4°C).

Temperature

A modest decline in the average high-temperature is seen during December, decreasing from a cool 52.5°F (11.4°C) in November to a chilly 43.9°F (6.6°C). During the month of December, the temperature generally drops to a low average of 32.7°F (0.4°C).

Humidity

The average relative humidity in December is 78%.

Rainfall

In Leesville, during December, the rain falls for 11 days and regularly aggregates up to 2.95" (75mm) of precipitation. Throughout the year, there are 154.3 rainfall days, and 29.25" (743mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. In Leesville, in December, snow falls for 3.2 days, with typically accumulated 1.14" (29mm) of snow. In Leesville, during the entire year, snow falls for 18.9 days and aggregates up to 8.39" (213mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:01 am and sunset at 4:32 pm. On the last day of December, sunrise is at 7:19 am and sunset at 4:42 pm EST.

Sunshine

In December, the average sunshine is 5h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: A maximum daily UV index of 2 during December morphs into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold during December?

An average high-temperature, in December, in Leesville, is 43.9°F (6.6°C) and the average low-temperature is 32.7°F (0.4°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 87.8°F (31°C).

What is the average humidity in December?

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

How many days does it rain in December?

In Leesville, in December, it is raining for 11 days, with typically 2.95" (75mm) of accumulated precipitation.

How many days does it snow in December?

In December, it is snowing for 3.2 days. Throughout December, 1.14" (29mm) 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 24min of daylight.

What is the average length of the day in December?

In December, the average day length is 9h and 22min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:01 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:42 pm EST.

How long on average sun shines in December?

The average sunshine duration in December is 5h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Leesville, NJ

Average temperature in December - Leesville, NJ
  • Average high temperature in December: 43.9°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 (37.4°F).

  • Average low temperature in December: 32.7°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

Average pressure in December
Leesville, NJ

Average pressure in December - Leesville, NJ
  • Average pressure in December: 30.08"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
Leesville, NJ

Average wind speed in December - Leesville, NJ
  • Average wind speed in December: 8.5mph

The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in December
Leesville, NJ

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

The months with the highest relative humidity are June and October (79%).
The month with the lowest relative humidity is April (73%).

Average rainfall in December
Leesville, NJ

Average rainfall in December - Leesville, NJ
  • Average rainfall in December: 2.95"

The wettest month (with the highest rainfall) is July (3.5").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in December
Leesville, NJ

Average rainfall days in December - Leesville, NJ
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in December
Leesville, NJ

Average snowfall in December - Leesville, NJ
  • Average snowfall in December: 1.14"

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

Average snowfall days in December
Leesville, NJ

Average snowfall days in December - Leesville, NJ
  • Average snowfall days in December: 3.2 days

The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Leesville, 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 24min).

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Leesville, NJ

Average sunshine days in December - Leesville, NJ
  • Average sunshine days in December: 18.4 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (10.8 days).

Average UV index in December
Leesville, NJ

Average UV index in December - Leesville, 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
Leesville, NJ

Average cloud cover in December - Leesville, NJ
  • Average cloud cover in December: 47

The months with the most cloud cover are February, March and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 31).

Average visibility in December
Leesville, NJ

Average visibility in December - Leesville, 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).

Leesville, New Jersey, USA

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