December weather forecastTimber Hills, TN
December
Weather in December
The first month of the winter, December, is also a fresh month in Timber Hills, Tennessee, with an average temperature varying between 36.1°F (2.3°C) and 50.5°F (10.3°C).Temperature
December brings a slight decrease in the average high-temperature, shifting from a mild 58.1°F (14.5°C) in November to a cool 50.5°F (10.3°C). During the month of December, an average temperature of 36.1°F (2.3°C) is noted during the nights.Humidity
With an average relative humidity of 80%, December is the most humid month.Rainfall
In December, the rain falls for 11.4 days. Throughout December, 2.36" (60mm) of precipitation is accumulated. In Timber Hills, during the entire year, the rain falls for 148 days and collects up to 23.9" (607mm) of precipitation.Snowfall
Months with snowfall in Timber Hills are January through March, November and December. In December, in Timber Hills, it is snowing for 0.7 days. Throughout December, 0.24" (6mm) of snow is accumulated. Throughout the year, there are 5.2 snowfall days, and 1.77" (45mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of December in Timber Hills, sunrise is at 7:30 am and sunset at 5:27 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:38 pm EST.
Sunshine
With an average of 5.1h of sunshine, December has the least sunshine of the year.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 reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.Note: In December, a daily UV index of 2 turns into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. 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
Timber Hills, TN
- Average high temperature in December: 50.5°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (46.4°F).
- Average low temperature in December: 36.1°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).
Average pressure in December
Timber Hills, TN
- Average pressure in December: 30.15"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Timber Hills, TN
- Average wind speed in December: 6mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in December
Timber Hills, TN
- Average humidity in December: 80%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, July, August, September, October and November (75%).
Average rainfall in December
Timber Hills, TN
- Average rainfall in December: 2.36"
The wettest month (with the highest rainfall) is July (2.64").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in December
Timber Hills, TN
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is November (7.3 days).
Average snowfall in December
Timber Hills, TN
- Average snowfall in December: 0.24"
The month with the highest snowfall is February (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Timber Hills, TN
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is February (1.7 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
Timber Hills, TN
- Average daylight in December: 9h and 48min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 5h and 6min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in December
Timber Hills, TN
- Average sunshine days in December: 17.7 days
The months with the most sunshine days are October and November (21.2 days).
The month with the least sunshine days is July (11.6 days).
Average UV index in December
Timber Hills, 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
Timber Hills, TN
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Timber Hills, TN
- Average visibility in December: 5mi
The months with the highest visibility are February, March, April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, May and December (5mi).





