December weather forecastHollow Rock, TN
December
Weather in December
December, the first month of the winter in Hollow Rock, is also a frosty month, with an average temperature varying between 36°F (2.2°C) and 48.4°F (9.1°C).Temperature
December's arrival comes with a mild decrease in the average high-temperature, moving subtly from a mild 57°F (13.9°C) in November to a frosty 48.4°F (9.1°C). Hollow Rock's average low-temperature during December nights is observed to be an icy 36°F (2.2°C).Humidity
The months with the highest humidity are March and December, with an average relative humidity of 79%.Rainfall
In Hollow Rock, in December, during 10.6 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. Throughout the year, in Hollow Rock, there are 133.4 rainfall days, and 17.05" (433mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Hollow Rock, Tennessee. In December, in Hollow Rock, it is snowing for 1.5 days. Throughout December, 0.31" (8mm) of snow is accumulated. In Hollow Rock, during the entire year, snow falls for 9.1 days and aggregates up to 1.5" (38mm) of snow.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year in Hollow Rock, Tennessee.On the first day of the month, sunrise is at 6:45 am and sunset at 4:38 pm. On the last day of December, in Hollow Rock, sunrise is at 7:03 am and sunset at 4:49 pm CST.
Sunshine
In December, the average sunshine is 4.7h.UV index
December is the month with the lowest UV index in Hollow Rock, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. To protect against the Sun's most potent rays, avoid direct exposure around midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. 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
Hollow Rock, TN
- Average high temperature in December: 48.4°F
The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in December: 36°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
Hollow Rock, TN
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Hollow Rock, TN
- Average wind speed in December: 8mph
The windiest months (with the highest average wind speed) are February and April (8.5mph).
The calmest month (with the lowest average wind speed) is July (5mph).
Average humidity in December
Hollow Rock, TN
- Average humidity in December: 79%
The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Hollow Rock, TN
- Average rainfall in December: 1.77"
The wettest month (with the highest rainfall) is July (1.85").
The driest month (with the least rainfall) is September (0.71").
Average rainfall days in December
Hollow Rock, TN
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is November (7 days).
Average snowfall in December
Hollow Rock, TN
- Average snowfall in December: 0.31"
The month with the highest snowfall is March (0.43").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Hollow Rock, TN
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is January (2.8 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
Hollow Rock, 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 42min
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 30min).
Average sunshine days in December
Hollow Rock, TN
- Average sunshine days in December: 17.8 days
The months with the most sunshine days are October and November (20.4 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in December
Hollow Rock, TN
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Hollow Rock, TN
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in December
Hollow Rock, TN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
