Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
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
What are December temperatures in Bluff City?
What is the most humid month in Bluff City?
What is the average humidity in December in Bluff City?
How many days does it rain in December in Bluff City?
When does it snow the most in Bluff City?
How much does it snow in Bluff City in December?
What is the month with the shortest days in Bluff City?
What is the average length of the day in December in Bluff City?
What time are sunrise and sunset in December in Bluff City?
How long on average sun shines in December in Bluff City?
When is the lowest UV index in Bluff City?
How high is the UV index in December in Bluff City?
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 4min
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 2min
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).
Bluff City, Tennessee, USA
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