December weather forecastKingsport, TN
December
Weather in December
December in Kingsport is marked by the encroaching winter chill and festive cheer. Amidst the holiday hustle and bustle, Kingsport's weather leans towards the colder side, with temperatures hitting as low as 32.9°F (0.5°C). The likelihood of snowfall increases, making it a perfect place for those who dream of a white Christmas. Relatively shorter days and longer nights are characteristic of this month. December's weather serves as a fitting end to the year, highlighting the city's ability to seamlessly transition from one season to the next.Temperature
A mild drop in Kingsport's average high-temperature is observed in December, transitioning from a moderate 55.9°F (13.3°C) in November to a chilly 47.3°F (8.5°C). The average low-temperature, in December, is a cold 32.9°F (0.5°C).Humidity
In Kingsport, the average relative humidity in December is 78%.Rainfall
In Kingsport, Tennessee, in December, it is raining for 10.9 days, with typically 2.17" (55mm) of accumulated precipitation. Throughout the year, there are 147.1 rainfall days, and 23.46" (596mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Kingsport, in December, snow falls for 2.7 days, with typically accumulated 1.38" (35mm) of snow. In Kingsport, during the entire year, snow falls for 16.7 days and aggregates up to 5.35" (136mm) 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 7:24 am and sunset at 5:14 pm. On the last day of December, sunrise is at 7:42 am and sunset at 5:25 pm EST.
Sunshine
In Kingsport, the average sunshine in December is 5.3h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, a regular UV index of 2 translates into these guidelines:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Kingsport, TN
- Average high temperature in December: 47.3°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (42.4°F).
- Average low temperature in December: 32.9°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).
Average pressure in December
Kingsport, TN
- 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
Kingsport, TN
- Average wind speed in December: 5.6mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in December
Kingsport, TN
- Average humidity in December: 78%
The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are July, August, September and November (74%).
Average rainfall in December
Kingsport, TN
- Average rainfall in December: 2.17"
The wettest month (with the highest rainfall) is February (3.03").
The driest month (with the least rainfall) is September (0.98").
Average rainfall days in December
Kingsport, TN
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is November (8 days).
Average snowfall in December
Kingsport, TN
- Average snowfall in December: 1.38"
The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Kingsport, TN
- Average snowfall days in December: 2.7 days
The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Kingsport, TN
- 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 18min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in December
Kingsport, TN
- Average sunshine days in December: 16.6 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (11.9 days).
Average UV index in December
Kingsport, TN
- 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 and December (UV index 2).
Average cloud cover in December
Kingsport, TN
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Kingsport, TN
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).





