December weather forecast
Whitthorne, TN

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Weather in December

The first month of the winter, December, is still a chilly month in Whitthorne, Tennessee, with temperature in the range of an average low of 36.1°F (2.3°C) and an average high of 48.7°F (9.3°C).

Temperature

December's onset introduces a mild reduction in the average high-temperature, from a refreshing 57.6°F (14.2°C) in November to a chilly 48.7°F (9.3°C). Whitthorne observes an average nighttime low-temperature of 36.1°F (2.3°C) during the month of December.

Humidity

The average relative humidity in December is 79%.

Rainfall

In December, in Whitthorne, Tennessee, the rain falls for 12.7 days. Throughout December, 3.62" (92mm) of precipitation is accumulated. In Whitthorne, during the entire year, the rain falls for 162.4 days and collects up to 38.35" (974mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Whitthorne, in December, snow falls for 1.2 days, with typically accumulated 0.63" (16mm) of snow. Throughout the year, in Whitthorne, there are 7.9 snowfall days, and 3.9" (99mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 48min of daylight.
On the first day of December, sunrise is at 6:47 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 4:51 pm CST.

Sunshine

The average sunshine in December is 4.8h.

UV index

The months with the lowest UV index in Whitthorne are February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 2 during December translates into these guidelines:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

What is the temperature in December in Whitthorne?

In Whitthorne, in December, the average high-temperature is 48.7°F (9.3°C), and the average low-temperature is 36.1°F (2.3°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in September is appraised at 87.8°F (31°C).

What is the average humidity in December in Whitthorne?

In December, the average relative humidity in Whitthorne is 79%.

How many days does it rain in December in Whitthorne?

In Whitthorne, in December, it is raining for 12.7 days, with typically 3.62" (92mm) of accumulated precipitation.

How many days does it snow in December in Whitthorne?

In Whitthorne, during December, snow falls for 1.2 days and regularly aggregates up to 0.63" (16mm) of snow.

What is the month with the shortest days in Whitthorne?

The month with the shortest days in Whitthorne, Tennessee, is December, with an average of 9h and 48min of daylight.

How many hours of daylight does Whitthorne have in December?

In Whitthorne, the average day length in December is 9h and 46min.

When is the sunrise / sunset in December in Whitthorne?

On the first day of December in Whitthorne, Tennessee, sunrise is at 6:47 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 4:51 pm CST.

How long on average sun shines in December in Whitthorne?

In December, the average sunshine duration in Whitthorne is 4.8h.

What are the months with the lowest UV index in Whitthorne?

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

What is the UV index intensity in December in Whitthorne?

In December, the average daily maximum UV index in Whitthorne is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to UV radiation.
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
Whitthorne, TN

Average temperature in December - Whitthorne, TN
  • Average high temperature in December: 48.7°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.6°F).

  • Average low temperature in December: 36.1°F

The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).

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Average pressure in December
Whitthorne, TN

Average pressure in December - Whitthorne, 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 (29.95"Hg).

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Average wind speed in December
Whitthorne, TN

Average wind speed in December - Whitthorne, TN
  • Average wind speed in December: 8.4mph

The windiest month (with the highest average wind speed) is February (9mph).
The calmest month (with the lowest average wind speed) is July (5.3mph).

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Average humidity in December
Whitthorne, TN

Average humidity in December - Whitthorne, TN
  • Average humidity in December: 79%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
Whitthorne, TN

Average rainfall in December - Whitthorne, TN
  • Average rainfall in December: 3.62"

The wettest month (with the highest rainfall) is February (4.13").
The driest month (with the least rainfall) is September (1.77").

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Average rainfall days in December
Whitthorne, TN

Average rainfall days in December - Whitthorne, TN
  • Average rainfall days in December: 12.7 days

The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is November (10 days).

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Average snowfall in December
Whitthorne, TN

Average snowfall in December - Whitthorne, TN
  • Average snowfall in December: 0.63"

The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Whitthorne, TN

Average snowfall days in December - Whitthorne, TN
  • Average snowfall days in December: 1.2 days

The month with the highest number of snowfall days is January (2.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Whitthorne, TN

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

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 5min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in December
Whitthorne, TN

Average sunshine days in December - Whitthorne, TN
  • Average sunshine days in December: 16.1 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (12.6 days).

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Average UV index in December
Whitthorne, TN

Average UV index in December - Whitthorne, TN
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are February and December (UV index 2).

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Average cloud cover in December
Whitthorne, TN

Average cloud cover in December - Whitthorne, TN
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 26).

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Average visibility in December
Whitthorne, TN

Average visibility in December - Whitthorne, 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).

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Whitthorne, Tennessee, USA

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