December weather forecast
Gibbsboro, NJ

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Weather in December

The first month of the winter, December, is still a chilly month in Gibbsboro, New Jersey, with an average temperature fluctuating between 33.1°F (0.6°C) and 44.2°F (6.8°C).

Temperature

In Gibbsboro, entering December brings a temperature decrement, reducing from November's fresh 53.6°F (12°C) to a chilly 44.2°F (6.8°C). In Gibbsboro, an average temperature of 33.1°F (0.6°C) is noted during December nights.

Humidity

In Gibbsboro, the average relative humidity in December is 76%.

Rainfall

In Gibbsboro, during December, the rain falls for 7.3 days and regularly aggregates up to 1.26" (32mm) of precipitation. In Gibbsboro, during the entire year, the rain falls for 117 days and collects up to 12.13" (308mm) of precipitation.

Snowfall

Months with snowfall are January through March, May, November and December. In Gibbsboro, in December, snow falls for 2 days, with typically accumulated 0.24" (6mm) of snow. In Gibbsboro, during the entire year, snow falls for 11.4 days and aggregates up to 3.11" (79mm) 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 December, sunrise is at 7:02 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:45 pm EST.

Sunshine

The average sunshine in December is 5.1h.

UV index

The months with the lowest UV index are January, February, 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: In December, a daily UV index of 2 turns into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.

Frequently asked questions

How cold is it in December?

The high-temperature, in December, in Gibbsboro, is 44.2°F (6.8°C), while the low-temperature averages to 33.1°F (0.6°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 89.6°F (32°C).

What is the average humidity in December?

In Gibbsboro, the average relative humidity in December is 76%.

How much does it rain in December?

In Gibbsboro, in December, it is raining for 7.3 days, with typically 1.26" (32mm) of accumulated precipitation.

How many days does it snow in December in Gibbsboro?

In December, it is snowing for 2 days. Throughout December, 0.24" (6mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 24min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:02 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:45 pm EST.

How long on average sun shines in December?

The average sunshine duration in December is 5.1h.

When is the lowest UV index?

The months with the lowest UV index are January, February, 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 Gibbsboro is 2. A UV Index 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
Gibbsboro, NJ

Average temperature in December - Gibbsboro, NJ
  • Average high temperature in December: 44.2°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in December: 33.1°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in December
Gibbsboro, NJ

Average pressure in December - Gibbsboro, 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
Gibbsboro, NJ

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

The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in December
Gibbsboro, NJ

Average humidity in December - Gibbsboro, NJ
  • Average humidity in December: 76%

The month with the highest relative humidity is October (77%).
The month with the lowest relative humidity is April (71%).

Average rainfall in December
Gibbsboro, NJ

Average rainfall in December - Gibbsboro, NJ
  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is August (1.38").
The driest months (with the least rainfall) are January and September (0.67").

Average rainfall days in December
Gibbsboro, NJ

Average rainfall days in December - Gibbsboro, NJ
  • Average rainfall days in December: 7.3 days

The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (6.5 days).

Average snowfall in December
Gibbsboro, NJ

Average snowfall in December - Gibbsboro, NJ
  • Average snowfall in December: 0.24"

The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, June, July, August, September and October (0").

Average snowfall days in December
Gibbsboro, NJ

Average snowfall days in December - Gibbsboro, NJ
  • Average snowfall days in December: 2 days

The month with the highest number of snowfall days is January (3.5 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
Gibbsboro, NJ

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 5h and 1min

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 54min).

Average sunshine days in December
Gibbsboro, NJ

Average sunshine days in December - Gibbsboro, NJ
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is July (14.3 days).

Average UV index in December
Gibbsboro, NJ

Average UV index in December - Gibbsboro, NJ
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Gibbsboro, NJ

Average cloud cover in December - Gibbsboro, NJ
  • Average cloud cover in December: 46

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

Average visibility in December
Gibbsboro, NJ

Average visibility in December - Gibbsboro, 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).

Gibbsboro, New Jersey, USA

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