Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The beginning of December brings a minor change in the average high-temperature, shifting from a fresh 54.5°F (12.5°C) in November to a chilly 46.2°F (7.9°C). During December, Thorn Hill's temperature falls to a steady low-temperature average of 32.9°F (0.5°C).Humidity
February and December, with an average relative humidity of 81%, are the most humid months.Rainfall
In Thorn Hill, in December, during 13.5 rainfall days, 3.5" (89mm) of precipitation is typically accumulated. Throughout the year, in Thorn Hill, there are 178.4 rainfall days, and 40.16" (1020mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Thorn Hill, in December, snow falls for 5.9 days, with typically accumulated 3.31" (84mm) of snow. Throughout the year, in Thorn Hill, there are 30.7 snowfall days, and 13.03" (331mm) of snow is accumulated.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:27 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:28 pm EST.
Sunshine
The average sunshine in December in Thorn Hill is 4.7h.UV index
The months with the lowest UV index in Thorn Hill are January, February, November and December, 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 the ordinary person.Note: A daily high UV index of 2 in December leads to these guidelines:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What is the usual temperature for Thorn Hill in December?
What is the most humid month in Thorn Hill?
What is the average humidity in December in Thorn Hill?
How many days does it rain in December in Thorn Hill?
How many days does it snow in December in Thorn Hill?
What is the month with the shortest days in Thorn Hill?
What is the average length of the day in December in Thorn Hill?
When are sunrise and sunset in December in Thorn Hill?
How long on average sun shines in December in Thorn Hill?
When is the lowest UV index in Thorn Hill?
How high is the UV index in December in Thorn Hill?
Average temperature in December
Thorn Hill, TN
- Average high temperature in December: 46.2°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in December: 32.9°F
The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in December
Thorn Hill, TN
- Average pressure in December: 30.14"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
Thorn Hill, TN
- Average wind speed in December: 5.3mph
The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in December
Thorn Hill, TN
- Average humidity in December: 81%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (76%).
Average rainfall in December
Thorn Hill, TN
- Average rainfall in December: 3.5"
The wettest month (with the highest rainfall) is February (4.72").
The driest month (with the least rainfall) is September (2.32").
Average rainfall days in December
Thorn Hill, TN
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (10.4 days).
Average snowfall in December
Thorn Hill, TN
- Average snowfall in December: 3.31"
The month with the highest snowfall is February (3.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Thorn Hill, TN
- Average snowfall days in December: 5.9 days
The month with the highest number of snowfall days is January (9 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
Thorn Hill, TN
- Average daylight in December: 9h and 4min
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 42min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in December
Thorn Hill, TN
- Average sunshine days in December: 14 days
The month with the most sunshine days is October (16.7 days).
The months with the least sunshine days are February and July (10 days).
Average UV index in December
Thorn Hill, 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, November and December (UV index 2).
Average cloud cover in December
Thorn Hill, TN
- Average cloud cover in December: 53
The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is June (Cloud cover 32).
Average visibility in December
Thorn Hill, TN
- Average visibility in December: 5mi
The months with the highest visibility are June, August and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, September, October and December (5mi).
Thorn Hill, Tennessee, USA
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