December weather forecastDillton, TN
December
Weather in December
The first month of the winter, December, is still a chilly month in Dillton, Tennessee, with an average temperature ranging between min 35.8°F (2.1°C) and max 49.3°F (9.6°C).Temperature
In December, the meteorological conditions change slightly, with the average high-temperature moving from a refreshing 57.6°F (14.2°C) in November to a frosty 49.3°F (9.6°C). Dillton witnesses an average low-temperature of 35.8°F (2.1°C) throughout the month of December.Humidity
December is the most humid month, with an average relative humidity of 79%.Rainfall
In Dillton, Tennessee, in December, it is raining for 9.6 days, with typically 1.1" (28mm) of accumulated precipitation. In Dillton, during the entire year, the rain falls for 123.1 days and collects up to 12.76" (324mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Dillton, in December, during 1.7 snowfall days, 0.2" (5mm) of snow is typically accumulated. Throughout the year, there are 10.9 snowfall days, and 0.87" (22mm) 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, sunrise is at 6:37 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:42 pm CST.
Sunshine
In Dillton, the average sunshine in December is 4.7h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 2 during December translates into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Dillton, TN
- Average high temperature in December: 49.3°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 (45.1°F).
- Average low temperature in December: 35.8°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).
Average pressure in December
Dillton, 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
Dillton, TN
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is February (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in December
Dillton, TN
- Average humidity in December: 79%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Dillton, TN
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is February (1.5").
The driest month (with the least rainfall) is September (0.39").
Average rainfall days in December
Dillton, TN
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is November (7.3 days).
Average snowfall in December
Dillton, TN
- Average snowfall in December: 0.2"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Dillton, TN
- Average snowfall days in December: 1.7 days
The month with the highest number of snowfall days is January (3.8 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
Dillton, 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: 4h and 42min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Dillton, TN
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in December
Dillton, 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
Dillton, TN
- Average cloud cover in December: 51
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Dillton, 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).





