December weather forecastSparta, NC

December

Weather in December

The first month of the winter, December, is also a frosty month in Sparta, North Carolina, with an average temperature fluctuating between 44.6°F (7°C) and 31.1°F (-0.5°C).

Temperature

The arrival of December is marked by a minor reduction in average high-temperature, sliding from a cool 52.5°F (11.4°C) in November to a chilly 44.6°F (7°C). December's average low-temperature reading settles at a subzero cold 31.1°F (-0.5°C).

Humidity

The months with the highest humidity in Sparta are May, September and December, with an average relative humidity of 79%.

Rainfall

In Sparta, during December, the rain falls for 9.5 days and regularly aggregates up to 3.15" (80mm) of precipitation. In Sparta, during the entire year, the rain falls for 163.8 days and collects up to 36.34" (923mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. December is the month with the most snowfall. Snow falls for 4.5 days and accumulates 6.77" (172mm) of snow.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:18 am and sunset at 5:09 pm. On the last day of December, in Sparta, sunrise is at 7:36 am and sunset at 5:19 pm EST.

Sunshine

In December, the average sunshine in Sparta, North Carolina, is 5.2h.

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 reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Sparta, is 44.6°F (7°C), while the low-temperature averages to 31.1°F (-0.5°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in July is estimated at 87.8°F (31°C).

May, September and December, with an average relative humidity of 79%, are most humid months in Sparta, North Carolina.

In Sparta, the average relative humidity in December is 79%.

In Sparta, North Carolina, in December, during 9.5 rainfall days, 3.15" (80mm) of precipitation is typically accumulated.

The month with the most snowfall in Sparta, North Carolina, is December, when snow falls for 4.5 days and typically aggregates up to 6.77" (172mm) of snow.

In Sparta, in December, during 4.5 snowfall days, 6.77" (172mm) of snow is typically accumulated.

The month with the shortest days in Sparta, North Carolina, is December, with an average of 9h and 42min of daylight.

In December, the average day length is 9h and 43min.

On the first day of December, sunrise is at 7:18 am and sunset at 5:09 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:19 pm EST.

In Sparta, the average sunshine duration in December is 5.2h.

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

In Sparta, 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 Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Sparta, NC

  • Average high temperature in December: 44.6°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in December: 31.1°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 (25.2°F).

Average pressure in December
Sparta, 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
Sparta, NC

  • Average wind speed in December: 7.1mph

The windiest months (with the highest average wind speed) are January and February (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in December
Sparta, NC

  • Average humidity in December: 79%

The months with the highest relative humidity are May, September and December (79%).
The months with the lowest relative humidity are January, June, July and November (76%).

Average rainfall in December
Sparta, NC

  • Average rainfall in December: 3.15"

The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is October (2.32").

Average rainfall days in December
Sparta, NC

  • Average rainfall days in December: 9.5 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (8 days).

Average snowfall in December
Sparta, NC

  • Average snowfall in December: 6.77"

The month with the highest snowfall is December (6.77").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Sparta, NC

  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in December: 9h and 42min

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 12min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in December
Sparta, NC

  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is July (9.1 days).

Average UV index in December
Sparta, 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
Sparta, NC

  • Average cloud cover in December: 46

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 35).

Average visibility in December
Sparta, NC

  • Average visibility in December: 5mi

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