December weather forecast
Blowing Rock, NC

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A very tranquil and colorful Broyhill Park near the calm Mayview Lake in Blowing Rock Town, North Carolina
A very tranquil and colorful Broyhill Park near the calm Mayview Lake in Blowing Rock Town, North Carolina

Weather in December

December is the true winter month in Blowing Rock, with the temperature ranging between 31.8°F (-0.1°C) and 45.7°F (7.6°C). The city experiences the highest snowfall of the year, with an average of 3.62" (92mm). The colder temperature and frequent snowfalls create a serene and frosty atmosphere. Shorter daylight hours and fewer sunshine hours add to the overall winter ambiance. The town adorns a picturesque winter wonderland view, making for an ideal Christmas getaway.

Temperature

Blowing Rock's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's cool 53.6°F (12°C) to a chilly 45.7°F (7.6°C). The temperature lowers to an average of 31.8°F (-0.1°C) during December nights.

Humidity

The average relative humidity in December is 78%.

Rainfall

In Blowing Rock, during December, the rain falls for 11.5 days and regularly aggregates up to 3.15" (80mm) of precipitation. Throughout the year, there are 177.2 rainfall days, and 33.39" (848mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. The month with the most snowfall is December, when snow falls for 2.8 days and typically aggregates up to 3.62" (92mm) of snow.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:19 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:22 pm EST.

Sunshine

In December, the average sunshine is 5.5h.

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 value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.

Frequently asked questions

What are the temperatures in December?

In December, in Blowing Rock, the average high-temperature is 45.7°F (7.6°C), and the average low-temperature is 31.8°F (-0.1°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 87.8°F (31°C).

What is the average humidity in December?

The average relative humidity in December is 78%.

How much does it rain in December?

In Blowing Rock, in December, it is raining for 11.5 days, with typically 3.15" (80mm) of accumulated precipitation.

When does it snow the most?

December is the month with the most snowfall. Snow falls for 2.8 days and accumulates 3.62" (92mm) of snow.

How many days does it snow in December?

In December, it is snowing for 2.8 days. Throughout December, 3.62" (92mm) of snow is accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 48min of daylight.

How many hours of daylight does Blowing Rock have in December?

The average day length in December is 9h and 45min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:19 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:22 pm EST.

How many hours of sunshine does Blowing Rock have in December?

The average sunshine duration in December in Blowing Rock is 5.5h.

What is the month with 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 reading in December in Blowing Rock?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Blowing Rock, NC

Average temperature in December - Blowing Rock, NC
  • Average high temperature in December: 45.7°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (41°F).

  • Average low temperature in December: 31.8°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in December
Blowing Rock, NC

Average pressure in December - Blowing Rock, NC
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in December
Blowing Rock, NC

Average wind speed in December - Blowing Rock, NC
  • Average wind speed in December: 5.8mph

The windiest months (with the highest average wind speed) are January and April (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

Average humidity in December
Blowing Rock, NC

Average humidity in December - Blowing Rock, NC
  • Average humidity in December: 78%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are June, July and November (75%).

Average rainfall in December
Blowing Rock, NC

Average rainfall in December - Blowing Rock, NC
  • Average rainfall in December: 3.15"

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is September (2.05").

Average rainfall days in December
Blowing Rock, NC

Average rainfall days in December - Blowing Rock, NC
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is July (21.1 days).
The month with the least rainy days is November (9.7 days).

Average snowfall in December
Blowing Rock, NC

Average snowfall in December - Blowing Rock, NC
  • Average snowfall in December: 3.62"

The month with the highest snowfall is December (3.62").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Blowing Rock, NC

Average snowfall days in December - Blowing Rock, NC
  • Average snowfall days in December: 2.8 days

The month with the highest number of snowfall days is February (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
Blowing Rock, NC

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

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 48min).

  • Average sunshine in December: 5h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

Average sunshine days in December
Blowing Rock, NC

Average sunshine days in December - Blowing Rock, NC
  • Average sunshine days in December: 17.1 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (7.2 days).

Average UV index in December
Blowing Rock, NC

Average UV index in December - Blowing Rock, NC
  • Average UV index in December: 2

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

Average cloud cover in December
Blowing Rock, NC

Average cloud cover in December - Blowing Rock, NC
  • Average cloud cover in December: 43

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 31).

Average visibility in December
Blowing Rock, NC

Average visibility in December - Blowing Rock, NC
  • Average visibility in December: 5mi

The months with the highest visibility are June, July, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, August, September and December (5mi).

Blowing Rock, North Carolina, USA

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