December weather forecast
Masonboro, NC

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Weather in December

December, the first month of the winter in Masonboro, is also a moderate month, with an average temperature fluctuating between 47.3°F (8.5°C) and 58.5°F (14.7°C).

Temperature

December observes an average high-temperature of a mild 58.5°F (14.7°C), marking an insignificant difference from November's 63.5°F (17.5°C). Masonboro observes an average low-temperature of 47.3°F (8.5°C) during December.

Humidity

The months with the highest humidity are August and December, with an average relative humidity of 77%.

Rainfall

In Masonboro, during December, the rain falls for 9.6 days and regularly aggregates up to 1.81" (46mm) of precipitation. Throughout the year, in Masonboro, there are 150.4 rainfall days, and 20.79" (528mm) of precipitation is accumulated.

Snowfall

January, February and December are months with snowfall. The months with the most snowfall in Masonboro are January, February and December, with an average 0.04" (1mm) of accumulated snow.

Ocean temperature

In December, the average ocean temperature in Masonboro is 62.6°F (17°C).
Note: Swimming in 62.6°F (17°C) does not offer a pleasant experience for most individuals. The act of controlling one's breathing becomes progressively difficult as the water temperature goes under 69.8°F (21°C).

Daylight

The month with the shortest days is December, with an average of 9h and 54min of daylight.
On the first day of December in Masonboro, sunrise is at 6:59 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:12 pm EST.

Sunshine

The month with the least sunshine is December, with an average of 5.6h of sunshine.

UV index

In December, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 4 during December translates into these guidelines:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

What is the average December temperature in Masonboro?

The average high-temperature and low-temperature in Masonboro during December are 58.5°F (14.7°C) and 47.3°F (8.5°C) respectively. In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is computed to be 87.8°F (31°C).

What are the most humid months in Masonboro?

August and December, with an average relative humidity of 77%, are most humid months.

What is the average humidity in December in Masonboro?

The average relative humidity in December is 77%.

How many days does it rain in December in Masonboro?

In December, the rain falls for 9.6 days. Throughout December, 1.81" (46mm) of precipitation is accumulated.

What is the snowiest month in Masonboro?

The months with the most snowfall are January, February and December, with an average 0.04" (1mm) of accumulated snow.

When does it start to snow in Masonboro?

December is the first month it typically snows in Masonboro, North Carolina. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

How cold is the water in December in Masonboro?

In Masonboro, North Carolina, in December, the average water temperature is 62.6°F (17°C). Swimming in 62.6°F (17°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

What is the month with the shortest days in Masonboro?

With an average of 9h and 54min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Masonboro?

In December, the average day length is 9h and 55min.

When is the sunrise / sunset in December in Masonboro?

On the first day of December in Masonboro, North Carolina, sunrise is at 6:59 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:12 pm EST.

What is the month with the least sunshine in Masonboro?

With an average of 5.6h of sunshine, December has the least sunshine of the year in Masonboro.

How many hours of sunshine does Masonboro have in December?

The average sunshine duration in December in Masonboro, North Carolina, is 5.6h.

What is the UV index reading in December in Masonboro?

In Masonboro, the average daily maximum UV index in December is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Masonboro, NC

Average temperature in December - Masonboro, NC
  • Average high temperature in December: 58.5°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (54.5°F).

  • Average low temperature in December: 47.3°F

The month with the highest average low temperature is July (77°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).

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Average pressure in December
Masonboro, NC

Average pressure in December - Masonboro, NC
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in December
Masonboro, NC

Average wind speed in December - Masonboro, NC
  • Average wind speed in December: 10.1mph

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).

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Average humidity in December
Masonboro, NC

Average humidity in December - Masonboro, NC
  • Average humidity in December: 77%

The months with the highest relative humidity are August and December (77%).
The months with the lowest relative humidity are January and March (73%).

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Average rainfall in December
Masonboro, NC

Average rainfall in December - Masonboro, NC
  • Average rainfall in December: 1.81"

The wettest month (with the highest rainfall) is September (2.91").
The driest month (with the least rainfall) is January (0.79").

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Average rainfall days in December
Masonboro, NC

Average rainfall days in December - Masonboro, NC
  • Average rainfall days in December: 9.6 days

The month with the highest number of rainy days is August (19.5 days).
The month with the least rainy days is November (8.2 days).

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Average snowfall in December
Masonboro, NC

Average snowfall in December - Masonboro, NC
  • Average snowfall in December: 0.04"

The months with the highest snowfall are January, February and December (0.04").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Masonboro, NC

Average snowfall days in December - Masonboro, NC
  • Average snowfall days in December: 0.1 days

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in December
Masonboro, NC

Average sea temperature in December - Masonboro, NC
  • Average sea temperature in December: 62.7°F

The best month for swimming (with the highest average sea temperature) is August (82.8°F).
The coldest month (with the lowest average sea temperature) is February (57.5°F).

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Average daylight in December /
Average sunshine in December
Masonboro, NC

Average daylight in December / Average sunshine in December - Masonboro, NC
  • Average daylight in December: 9h and 5min

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

  • Average sunshine in December: 5h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days in December
Masonboro, NC

Average sunshine days in December - Masonboro, NC
  • Average sunshine days in December: 19.3 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is August (8.2 days).

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Average UV index in December
Masonboro, NC

Average UV index in December - Masonboro, NC
  • Average UV index in December: 4

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

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Average cloud cover in December
Masonboro, NC

Average cloud cover in December - Masonboro, NC
  • Average cloud cover in December: 39

The months with the most cloud cover are February and December (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 26).

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Average visibility in December
Masonboro, NC

Average visibility in December - Masonboro, NC
  • 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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Masonboro, North Carolina, USA

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