December weather forecast
Bone Cave, TN

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Weather in December

The first month of the winter, December, is also a frosty month in Bone Cave, Tennessee, with an average temperature ranging between max 48.9°F (9.4°C) and min 35.2°F (1.8°C).

Temperature

December ushers in a minor alteration in Bone Cave'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). The average low-temperature during December nights is a cold 35.2°F (1.8°C).

Humidity

With an average relative humidity of 81%, December is the most humid month in Bone Cave.

Rainfall

In Bone Cave, during December, the rain falls for 12.4 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, in Bone Cave, there are 177.3 rainfall days, and 31.02" (788mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Bone Cave, Tennessee, during December, snow falls for 1.6 days and regularly aggregates up to 0.16" (4mm) of snow. Throughout the year, in Bone Cave, there are 11 snowfall days, and 1.61" (41mm) of snow is accumulated.

Daylight

The month with the shortest days in Bone Cave is December, with an average of 9h and 48min of daylight.
On the first day of December in Bone Cave, sunrise is at 6:34 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 4:39 pm CST.

Sunshine

In December, the average sunshine in Bone Cave is 4.8h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: A daily high UV index of 2 in December leads to these guidelines:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are the temperatures in Bone Cave in December?

In Bone Cave, 48.9°F (9.4°C) is the average high-temperature and 35.2°F (1.8°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, is estimated at 95°F (35°C).

What is the most humid month in Bone Cave?

December is the most humid month in Bone Cave, Tennessee, with an average relative humidity of 81%.

What is the average humidity in December in Bone Cave?

In Bone Cave, Tennessee, the average relative humidity in December is 81%.

How many days does it rain in December in Bone Cave?

In Bone Cave, Tennessee, in December, during 12.4 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

How much does it snow in Bone Cave in December?

In Bone Cave, in December, snow falls for 1.6 days, with typically accumulated 0.16" (4mm) of snow.

What is the month with the shortest days in Bone Cave?

With an average of 9h and 48min of daylight, December has the shortest days of the year in Bone Cave, Tennessee.

How many hours of daylight does Bone Cave have in December?

The average day length in December is 9h and 47min.

When is the sunrise / sunset in December in Bone Cave?

On the first day of December, sunrise is at 6:34 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 4:39 pm CST.

How long on average sun shines in December in Bone Cave?

The average sunshine duration in December in Bone Cave, Tennessee, is 4.8h.

What is the month with the lowest UV index in Bone Cave?

The months with the lowest UV index are January and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Bone Cave?

The average daily maximum UV index in December in Bone Cave is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Bone Cave, TN

Average temperature in December - Bone Cave, 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).

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Average pressure in December
Bone Cave, TN

Average pressure in December - Bone Cave, 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).

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Average wind speed in December
Bone Cave, TN

Average wind speed in December - Bone Cave, 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).

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Average humidity in December
Bone Cave, TN

Average humidity in December - Bone Cave, 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%).

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Average rainfall in December
Bone Cave, TN

Average rainfall in December - Bone Cave, 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").

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Average rainfall days in December
Bone Cave, TN

Average rainfall days in December - Bone Cave, 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).

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Average snowfall in December
Bone Cave, TN

Average snowfall in December - Bone Cave, 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").

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Average snowfall days in December
Bone Cave, TN

Average snowfall days in December - Bone Cave, 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).

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Average daylight in December /
Average sunshine in December
Bone Cave, TN

Average daylight in December / Average sunshine in December - Bone Cave, TN
  • Average daylight in December: 9h and 5min

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 5min

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).

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Average sunshine days in December
Bone Cave, TN

Average sunshine days in December - Bone Cave, 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).

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Average UV index in December
Bone Cave, TN

Average UV index in December - Bone Cave, 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).

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Average cloud cover in December
Bone Cave, TN

Average cloud cover in December - Bone Cave, 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).

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Average visibility in December
Bone Cave, TN

Average visibility in December - Bone Cave, 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).

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Bone Cave, Tennessee, USA

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