December weather forecast
Sunbury, NC

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Weather in December

December, the first month of the winter in Sunbury, is still a cool month, with an average temperature ranging between min 38.5°F (3.6°C) and max 52°F (11.1°C).

Temperature

Sunbury in December undergoes a slight reduction in the average high-temperature, shifting from November's mild 58.5°F (14.7°C) to a fresh 52°F (11.1°C). The nights of December in Sunbury anticipate an average low-temperature of 38.5°F (3.6°C).

Humidity

May and December, with an average relative humidity of 79%, are the most humid months in Sunbury.

Rainfall

In Sunbury, North Carolina, during December, the rain falls for 9 days and regularly aggregates up to 1.06" (27mm) of precipitation. Throughout the year, in Sunbury, there are 132.2 rainfall days, and 14.61" (371mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Sunbury, during December, snow falls for 0.5 days and regularly aggregates up to 0.12" (3mm) of snow. In Sunbury, during the entire year, snow falls for 4.8 days and aggregates up to 1.38" (35mm) of snow.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year in Sunbury.
On the first day of December in Sunbury, sunrise is at 7:00 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:01 pm EST.

Sunshine

In Sunbury, the average sunshine in December is 5.5h.

UV index

In December, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high daily UV index of 3 during December translates into the following directions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

What is the temperature in December in Sunbury?

December temperatures in Sunbury vary between a high-temperature of 52°F (11.1°C) and a low-temperature of 38.5°F (3.6°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 98.6°F (37°C).

What is the most humid month in Sunbury?

The months with the highest humidity in Sunbury, North Carolina, are May and December, with an average relative humidity of 79%.

What is the average humidity in December in Sunbury?

The average relative humidity in December in Sunbury is 79%.

How many days does it rain in December in Sunbury?

In Sunbury, North Carolina, in December, during 9 rainfall days, 1.06" (27mm) of precipitation is typically accumulated.

How much does it snow in Sunbury in December?

In Sunbury, North Carolina, in December, snow falls for 0.5 days, with typically accumulated 0.12" (3mm) of snow.

What is the month with the shortest days in Sunbury?

December has the shortest days of the year, with an average of 9h and 42min of daylight.

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

The average day length in December in Sunbury is 9h and 43min.

When is the sunrise / sunset in December in Sunbury?

In December, on the first day of the month, sunrise is at 7:00 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:01 pm EST.

How many hours of sunshine does Sunbury have in December?

In Sunbury, North Carolina, the average sunshine duration in December is 5.5h.

What is the UV index intensity in December in Sunbury?

In Sunbury, North Carolina, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
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
Sunbury, NC

Average temperature in December - Sunbury, NC
  • Average high temperature in December: 52°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (46.6°F).

  • Average low temperature in December: 38.5°F

The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (32.7°F).

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Average pressure in December
Sunbury, NC

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in December
Sunbury, NC

Average wind speed in December - Sunbury, NC
  • Average wind speed in December: 7.2mph

The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in December
Sunbury, NC

Average humidity in December - Sunbury, NC
  • Average humidity in December: 79%

The months with the highest relative humidity are May and December (79%).
The months with the lowest relative humidity are April and July (75%).

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Average rainfall in December
Sunbury, NC

Average rainfall in December - Sunbury, NC
  • Average rainfall in December: 1.06"

The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is November (0.91").

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Average rainfall days in December
Sunbury, NC

Average rainfall days in December - Sunbury, NC
  • Average rainfall days in December: 9 days

The month with the highest number of rainy days is July (14.8 days).
The month with the least rainy days is November (7.6 days).

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Average snowfall in December
Sunbury, NC

Average snowfall in December - Sunbury, NC
  • Average snowfall in December: 0.12"

The month with the highest snowfall is February (0.63").
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
Sunbury, NC

Average snowfall days in December - Sunbury, NC
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is January (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Sunbury, NC
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 5h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).

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Average sunshine days in December
Sunbury, NC

Average sunshine days in December - Sunbury, NC
  • Average sunshine days in December: 20.2 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is July (13.1 days).

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Average UV index in December
Sunbury, NC

Average UV index in December - Sunbury, NC
  • Average UV index in December: 3

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in December
Sunbury, NC

Average cloud cover in December - Sunbury, NC
  • Average cloud cover in December: 41

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in December
Sunbury, NC

Average visibility in December - Sunbury, 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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Sunbury, North Carolina, USA

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