December weather forecastShadowbrook, TN
December
Weather in December
December, the first month of the winter in Shadowbrook, is still a chilly month, with an average temperature ranging between max 49.3°F (9.6°C) and min 36.1°F (2.3°C).Temperature
The arrival of December corresponds with a minor reduction in the average high-temperature, down from November's refreshing 57.7°F (14.3°C) to a frosty 49.3°F (9.6°C). During the month of December, Shadowbrook's nighttime temperature lowers to an average of 36.1°F (2.3°C).Humidity
December is the most humid month in Shadowbrook, with an average relative humidity of 78%.Rainfall
In Shadowbrook, in December, during 11.1 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. In Shadowbrook, Tennessee, during the entire year, the rain falls for 150.1 days and collects up to 24.41" (620mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 2.5 days. Throughout December, 0.39" (10mm) of snow is accumulated. Throughout the year, in Shadowbrook, Tennessee, there are 12.1 snowfall days, and 2.24" (57mm) of snow is accumulated.Daylight
The month with the shortest days in Shadowbrook, Tennessee, is December, 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 4:32 pm. On the last day of December, sunrise is at 6:56 am and sunset at 4:42 pm CST.
Sunshine
The average sunshine in December is 4.5h.UV index
The months with the lowest UV index are February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Shadowbrook, 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
Shadowbrook, 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
Shadowbrook, 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
Shadowbrook, 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
Shadowbrook, 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
Shadowbrook, 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
Shadowbrook, 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
Shadowbrook, 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
Shadowbrook, 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
Shadowbrook, 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
Shadowbrook, 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
Shadowbrook, 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
Shadowbrook, 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).





