December weather forecastSparkman, TN
December
Weather in December
The first month of the winter, December, is also a frosty month in Sparkman, Tennessee, with an average temperature varying between 35.2°F (1.8°C) and 48.9°F (9.4°C).Temperature
December ushers in a minor alteration in Sparkman's climate, with the average high-temperature moving from November's moderate 56.5°F (13.6°C) to a chilly 48.9°F (9.4°C). Sparkman registers a consistent average low-temperature of 35.2°F (1.8°C) during December.Humidity
The most humid month is December, with an average relative humidity of 81%.Rainfall
In Sparkman, during December, the rain falls for 12.4 days and regularly aggregates up to 2.24" (57mm) of precipitation. In Sparkman, Tennessee, during the entire year, the rain falls for 177.3 days and collects up to 31.02" (788mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Sparkman, in December, during 1.6 snowfall days, 0.16" (4mm) of snow is typically accumulated. In Sparkman, during the entire year, snow falls for 11 days and aggregates up to 1.61" (41mm) 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 6:34 am and sunset at 4:28 pm. On the last day of December, sunrise is at 6:51 am and sunset at 4:38 pm CST.
Sunshine
The average sunshine in December is 4.8h.UV index
January 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 exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Sparkman, TN
- Average high temperature in December: 48.9°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in December: 35.2°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).
Average pressure in December
Sparkman, 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 (29.98"Hg).
Average wind speed in December
Sparkman, TN
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Sparkman, TN
- Average humidity in December: 81%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in December
Sparkman, TN
- Average rainfall in December: 2.24"
The wettest month (with the highest rainfall) is July (3.82").
The driest month (with the least rainfall) is November (1.65").
Average rainfall days in December
Sparkman, TN
- Average rainfall days in December: 12.4 days
The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (9.3 days).
Average snowfall in December
Sparkman, TN
- Average snowfall in December: 0.16"
The month with the highest snowfall is February (0.51").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Sparkman, TN
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is January (3.6 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
Sparkman, 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 48min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in December
Sparkman, TN
- Average sunshine days in December: 16.7 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is July (8.4 days).
Average UV index in December
Sparkman, 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 and December (UV index 2).
Average cloud cover in December
Sparkman, 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
Sparkman, TN
- Average visibility in December: 5mi
The months with the highest visibility are February, April, June, October and November (6mi).
The months with the lowest visibility are January, March, May, July, August, September and December (5mi).
