December weather forecastJefferson Springs, TN
December
Weather in December
December, the first month of the winter in Jefferson Springs, is also a frosty month, with an average temperature ranging between min 36.1°F (2.3°C) and max 49.3°F (9.6°C).Temperature
As November shifts into December, a minor alteration in temperatures is observed, with average highs reducing from a moderate 57.7°F (14.3°C) to a chilly 49.3°F (9.6°C). Throughout December, Jefferson Springs witnesses a consistent average low-temperature of 36.1°F (2.3°C).Humidity
The most humid month is December, with an average relative humidity of 78%.Rainfall
In Jefferson Springs, Tennessee, in December, during 11.1 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. Throughout the year, there are 150.1 rainfall days, and 24.41" (620mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In December, it is snowing for 2.5 days. Throughout December, 0.39" (10mm) of snow is accumulated. In Jefferson Springs, during the entire year, snow falls for 12.1 days and aggregates up to 2.24" (57mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 6:38 am and sunset at 4:31 pm. On the last day of December, sunrise is at 6:56 am and sunset at 4:42 pm CST.
Sunshine
In Jefferson Springs, the average sunshine in December is 4.5h.UV index
February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: An average maximum UV index of 2 in December leads to these recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. To guard against the harmful effects of the Sun, minimize exposure during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Jefferson Springs, TN
- Average high temperature in December: 49.3°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in December: 36.1°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).
Average pressure in December
Jefferson Springs, TN
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Jefferson Springs, TN
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in December
Jefferson Springs, TN
- Average humidity in December: 78%
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are June, August and October (73%).
Average rainfall in December
Jefferson Springs, TN
- Average rainfall in December: 1.85"
The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is November (1.38").
Average rainfall days in December
Jefferson Springs, TN
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (7.7 days).
Average snowfall in December
Jefferson Springs, TN
- Average snowfall in December: 0.39"
The month with the highest snowfall is January (0.71").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Jefferson Springs, TN
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jefferson Springs, TN
- Average daylight in December: 9h and 48min
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: 4h and 30min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in December
Jefferson Springs, TN
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in December
Jefferson Springs, 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 February and December (UV index 2).
Average cloud cover in December
Jefferson Springs, TN
- Average cloud cover in December: 52
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in December
Jefferson Springs, TN
- 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).
