December weather forecastBanner Hill, TN
December
Weather in December
December, the first month of the winter in Banner Hill, is still a chilly month, with temperature in the range of an average low of 31.6°F (-0.2°C) and an average high of 46.2°F (7.9°C).Temperature
The onset of December brings a small shift in high-temperatures, falling from a cool 54°F (12.2°C) in November to a chilly 46.2°F (7.9°C). Banner Hill's temperature lowers to a mean of 31.6°F (-0.2°C) during the nights in December.Humidity
February and December, with an average relative humidity of 80%, are the most humid months.Rainfall
In Banner Hill, in December, it is raining for 11.5 days, with typically 2.64" (67mm) of accumulated precipitation. In Banner Hill, during the entire year, the rain falls for 173.4 days and collects up to 29.45" (748mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 4.5 days and typically aggregates up to 3.7" (94mm) of snow.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:22 am and sunset at 5:15 pm. On the last day of December, sunrise is at 7:40 am and sunset at 5:25 pm EST.
Sunshine
The average sunshine in December is 5.3h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 2 in December transforms into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Minimize direct exposure to the Sun during midday when its radiation is at its peak. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Banner Hill, TN
- Average high temperature in December: 46.2°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (41.7°F).
- Average low temperature in December: 31.6°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in December
Banner Hill, 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
Banner Hill, TN
- Average wind speed in December: 5.9mph
The windiest months (with the highest average wind speed) are January, February and April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in December
Banner Hill, TN
- Average humidity in December: 80%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is November (76%).
Average rainfall in December
Banner Hill, TN
- Average rainfall in December: 2.64"
The wettest month (with the highest rainfall) is July (3.07").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in December
Banner Hill, TN
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is November (9.7 days).
Average snowfall in December
Banner Hill, TN
- Average snowfall in December: 3.7"
The month with the highest snowfall is December (3.7").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Banner Hill, TN
- Average snowfall days in December: 4.5 days
The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Banner Hill, 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: 5h and 18min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Banner Hill, TN
- Average sunshine days in December: 15.1 days
The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is July (8.3 days).
Average UV index in December
Banner Hill, TN
- Average UV index in December: 2
The months with the highest UV index are June 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
Banner Hill, TN
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 54).
The months with the least cloud cover are June and August (Cloud cover 34).
Average visibility in December
Banner Hill, TN
- 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).





