December weather forecast
Hainesport, NJ

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Weather in December

The first month of the winter, December, is still a chilly month in Hainesport, New Jersey, with an average temperature ranging between min 32.7°F (0.4°C) and max 44.2°F (6.8°C).

Temperature

With the onset of December, Hainesport's climate undergoes a slight change as the average high-temperature moves from a cool 53.1°F (11.7°C) in November to a chilly 44.2°F (6.8°C). During December in Hainesport, the average low-temperature is recorded at a cold 32.7°F (0.4°C).

Humidity

In December, the average relative humidity is 77%.

Rainfall

In Hainesport, New Jersey, in December, during 8.1 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. Throughout the year, in Hainesport, New Jersey, there are 120.1 rainfall days, and 11.81" (300mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall in Hainesport. In December, in Hainesport, it is snowing for 2.3 days. Throughout December, 0.31" (8mm) of snow is accumulated. In Hainesport, during the entire year, snow falls for 12.9 days and aggregates up to 3.23" (82mm) of snow.

Daylight

December has the shortest days of the year in Hainesport, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:02 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:44 pm EST.

Sunshine

The average sunshine in December is 5.1h.

UV index

The months with the lowest UV index in Hainesport are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum UV index of 2 in December translates 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. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

How cold is December in Hainesport?

The high-temperature in Hainesport during December is 44.2°F (6.8°C) and the low-temperature is 32.7°F (0.4°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is appraised at 91.4°F (33°C).

What is the average humidity in December in Hainesport?

In Hainesport, the average relative humidity in December is 77%.

How many days does it rain in December in Hainesport?

In Hainesport, in December, during 8.1 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.

How much does it snow in Hainesport in December?

In Hainesport, New Jersey, during December, snow falls for 2.3 days and regularly aggregates up to 0.31" (8mm) of snow.

What is the month with the shortest days in Hainesport?

December has the shortest days of the year in Hainesport, New Jersey, with an average of 9h and 24min of daylight.

How many hours of daylight does Hainesport have in December?

In December, the average day length is 9h and 23min.

When is the sunrise / sunset in December in Hainesport?

On the first day of December in Hainesport, sunrise is at 7:02 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:44 pm EST.

How long on average sun shines in December in Hainesport?

The average sunshine duration in December in Hainesport, New Jersey, is 5.1h.

When is the lowest UV index in Hainesport?

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

How high is the UV index in December in Hainesport?

In Hainesport, New Jersey, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Hainesport, NJ

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

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in December: 32.7°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

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Average pressure in December
Hainesport, NJ

Average pressure in December - Hainesport, NJ
  • Average pressure in December: 30.09"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).

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Average wind speed in December
Hainesport, NJ

Average wind speed in December - Hainesport, NJ
  • Average wind speed in December: 7.5mph

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

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Average humidity in December
Hainesport, NJ

Average humidity in December - Hainesport, NJ
  • Average humidity in December: 77%

The month with the highest relative humidity is October (78%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in December
Hainesport, NJ

Average rainfall in December - Hainesport, NJ
  • Average rainfall in December: 1.18"

The wettest months (with the highest rainfall) are July and August (1.42").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in December
Hainesport, NJ

Average rainfall days in December - Hainesport, NJ
  • Average rainfall days in December: 8.1 days

The month with the highest number of rainy days is July (14.2 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall in December
Hainesport, NJ

Average snowfall in December - Hainesport, NJ
  • Average snowfall in December: 0.31"

The months with the highest snowfall are February and March (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Hainesport, NJ

Average snowfall days in December - Hainesport, NJ
  • Average snowfall days in December: 2.3 days

The month with the highest number of snowfall days is January (3.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Hainesport, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in December
Hainesport, NJ

Average sunshine days in December - Hainesport, NJ
  • Average sunshine days in December: 20.2 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is July (13 days).

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Average UV index in December
Hainesport, NJ

Average UV index in December - Hainesport, 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).

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Average cloud cover in December
Hainesport, NJ

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

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in December
Hainesport, NJ

Average visibility in December - Hainesport, 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).

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Hainesport, New Jersey, USA

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