December weather forecastBluff City, TN
December
Weather in December
December, the first month of the winter in Bluff City, is also a frosty month, with an average temperature varying between 32.5°F (0.3°C) and 46.4°F (8°C).Temperature
A subtle change in temperatures is noted as November gives way to December, with average highs reducing from a cool 54.5°F (12.5°C) to a frosty 46.4°F (8°C). In the month of December, the average low-temperature in Bluff City usually rests at a cold 32.5°F (0.3°C).Humidity
The months with the highest humidity in Bluff City are February and December, with an average relative humidity of 79%.Rainfall
In Bluff City, Tennessee, during December, the rain falls for 10.9 days and regularly aggregates up to 2.48" (63mm) of precipitation. Throughout the year, in Bluff City, there are 162.9 rainfall days, and 26.34" (669mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. The month with the most snowfall in Bluff City is December, when snow falls for 5.3 days and typically aggregates up to 2.91" (74mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 7:22 am and sunset at 5:13 pm. On the last day of December, in Bluff City, sunrise is at 7:40 am and sunset at 5:23 pm EST.
Sunshine
In December, the average sunshine in Bluff City is 5.4h.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 of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: An average UV index of 2 in December transforms into this advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Bluff City, TN
- Average high temperature in December: 46.4°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (41.7°F).
- Average low temperature in December: 32.5°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).
Average pressure in December
Bluff City, 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
Bluff City, TN
- Average wind speed in December: 6mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in December
Bluff City, TN
- Average humidity in December: 79%
The months with the highest relative humidity are February and December (79%).
The months with the lowest relative humidity are July, August and November (75%).
Average rainfall in December
Bluff City, TN
- Average rainfall in December: 2.48"
The wettest month (with the highest rainfall) is February (3.03").
The driest month (with the least rainfall) is September (1.18").
Average rainfall days in December
Bluff City, TN
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is November (9.3 days).
Average snowfall in December
Bluff City, TN
- Average snowfall in December: 2.91"
The month with the highest snowfall is December (2.91").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Bluff City, TN
- Average snowfall days in December: 5.3 days
The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bluff City, 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 24min
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 54min).
Average sunshine days in December
Bluff City, TN
- Average sunshine days in December: 15.7 days
The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (11 days).
Average UV index in December
Bluff City, TN
- Average UV index in December: 2
The months with the highest UV index are 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
Bluff City, TN
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Bluff City, TN
- Average visibility in December: 5mi
The months with the highest visibility are April, July, October and November (6mi).
The months with the lowest visibility are January, February, March, May, June, August, September and December (5mi).
