December weather forecast
Port Elizabeth, NJ

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Weather in December

The first month of the winter, December, is also a frosty month in Port Elizabeth, New Jersey, with an average temperature varying between 45.5°F (7.5°C) and 35.4°F (1.9°C).

Temperature

The onset of December brings a small shift in high-temperatures, falling from a fresh 54°F (12.2°C) in November to a frosty 45.5°F (7.5°C). An average low-temperature of 35.4°F (1.9°C) is expected during December.

Humidity

The average relative humidity in December is 77%.

Rainfall

In Port Elizabeth, in December, during 9.2 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. In Port Elizabeth, during the entire year, the rain falls for 132.2 days and collects up to 15.39" (391mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Port Elizabeth, in December, during 2.2 snowfall days, 0.43" (11mm) of snow is typically accumulated. Throughout the year, there are 13 snowfall days, and 3.58" (91mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:01 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:46 pm EST.

Sunshine

In Port Elizabeth, the average sunshine in December is 5.2h.

UV index

January, February 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 unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Boost your sun resistance with garments that are densely woven yet spacious. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.

Frequently asked questions

What is the usual temperature for Port Elizabeth in December?

The high-temperature during December is 45.5°F (7.5°C) and the low-temperature is 35.4°F (1.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is estimated at 87.8°F (31°C).

What is the average humidity in December?

In Port Elizabeth, New Jersey, the average relative humidity in December is 77%.

How many days does it rain in December?

In Port Elizabeth, during December, the rain falls for 9.2 days and regularly aggregates up to 1.42" (36mm) of precipitation.

How much does it snow in December?

In Port Elizabeth, during December, snow falls for 2.2 days and regularly aggregates up to 0.43" (11mm) of snow.

What is the month with the shortest days in Port Elizabeth?

With an average of 9h and 30min of daylight, December has the shortest days of the year.

How many hours of daylight does Port Elizabeth have in December?

In Port Elizabeth, New Jersey, the average day length in December is 9h and 27min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:01 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:46 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration is 5.2h.

When is the lowest UV index?

The months with the lowest UV index in Port Elizabeth are January, February and December, with an average maximum UV index of 2.

What is the UV index reading in December in Port Elizabeth?

The average daily maximum UV index in December 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
Port Elizabeth, NJ

Average temperature in December - Port Elizabeth, NJ
  • Average high temperature in December: 45.5°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in December: 35.4°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

Average pressure in December
Port Elizabeth, NJ

Average pressure in December - Port Elizabeth, 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
Port Elizabeth, NJ

Average wind speed in December - Port Elizabeth, NJ
  • Average wind speed in December: 8.8mph

The windiest month (with the highest average wind speed) is April (9.7mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in December
Port Elizabeth, NJ

Average humidity in December - Port Elizabeth, NJ
  • Average humidity in December: 77%

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

Average rainfall in December
Port Elizabeth, NJ

Average rainfall in December - Port Elizabeth, NJ
  • Average rainfall in December: 1.42"

The wettest month (with the highest rainfall) is August (1.81").
The driest month (with the least rainfall) is January (0.75").

Average rainfall days in December
Port Elizabeth, NJ

Average rainfall days in December - Port Elizabeth, NJ
  • Average rainfall days in December: 9.2 days

The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is November (7.3 days).

Average snowfall in December
Port Elizabeth, NJ

Average snowfall in December - Port Elizabeth, NJ
  • Average snowfall in December: 0.43"

The month with the highest snowfall is January (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Port Elizabeth, NJ

Average snowfall days in December - Port Elizabeth, NJ
  • Average snowfall days in December: 2.2 days

The month with the highest number of snowfall days is January (4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Port Elizabeth, NJ

Average daylight in December / Average sunshine in December - Port Elizabeth, NJ
  • Average daylight in December: 9h and 3min

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 30min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in December
Port Elizabeth, NJ

Average sunshine days in December - Port Elizabeth, NJ
  • Average sunshine days in December: 20.1 days

The month with the most sunshine days is November (21.6 days).
The month with the least sunshine days is July (12.8 days).

Average UV index in December
Port Elizabeth, NJ

Average UV index in December - Port Elizabeth, 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 and December (UV index 2).

Average cloud cover in December
Port Elizabeth, NJ

Average cloud cover in December - Port Elizabeth, NJ
  • Average cloud cover in December: 45

The months with the most cloud cover are February and March (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in December
Port Elizabeth, NJ

Average visibility in December - Port Elizabeth, 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).

Port Elizabeth, New Jersey, USA

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