December weather forecast
Corryton, TN

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Weather in December

December, the first month of the winter in Corryton, is still a chilly month, with an average temperature fluctuating between 48.2°F (9°C) and 34.5°F (1.4°C).

Temperature

The transition to December results in a modest reduction in average high-temperature, moving from a mild 56.3°F (13.5°C) in November to a frosty 48.2°F (9°C). Corryton records an average low-temperature of 34.5°F (1.4°C) throughout the month of December.

Humidity

February and December, with an average relative humidity of 79%, are the most humid months in Corryton, Tennessee.

Rainfall

In December, the rain falls for 11.8 days. Throughout December, 2.56" (65mm) of precipitation is accumulated. Throughout the year, in Corryton, there are 154.8 rainfall days, and 26.81" (681mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Corryton, in December, during 2.1 snowfall days, 0.43" (11mm) of snow is typically accumulated. Throughout the year, in Corryton, there are 12.6 snowfall days, and 3.7" (94mm) 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 7:28 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:30 pm EST.

Sunshine

In December, the average sunshine is 5.2h.

UV index

January, February 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 unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 2 during December translates into these guidelines:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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Frequently asked questions

What is the average December temperature in Corryton?

December temperatures in Corryton vary between a high-temperature of 48.2°F (9°C) and a low-temperature of 34.5°F (1.4°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is estimated at 84.2°F (29°C).

What is the most humid month in Corryton?

The months with the highest humidity in Corryton, Tennessee, are February and December, with an average relative humidity of 79%.

What is the average humidity in December in Corryton?

The average relative humidity in December in Corryton, Tennessee, is 79%.

How many days does it rain in December in Corryton?

In Corryton, in December, during 11.8 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

How many days does it snow in December in Corryton?

In Corryton, Tennessee, in December, snow falls for 2.1 days, with typically accumulated 0.43" (11mm) of snow.

What is the month with the shortest days in Corryton?

December has the shortest days of the year, with an average of 9h and 42min of daylight.

What is the average length of the day in December in Corryton?

The average day length in December in Corryton, Tennessee, is 9h and 45min.

What time are sunrise and sunset in December in Corryton?

In December, on the first day of the month, sunrise is at 7:28 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:30 pm EST.

How long on average sun shines in December in Corryton?

In December, the average sunshine duration is 5.2h.

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

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

How high is the UV index in December in Corryton?

In Corryton, Tennessee, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Corryton, TN

Average temperature in December - Corryton, TN
  • Average high temperature in December: 48.2°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (43.9°F).

  • Average low temperature in December: 34.5°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in December
Corryton, TN

Average pressure in December - Corryton, 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).

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Average wind speed in December
Corryton, TN

Average wind speed in December - Corryton, TN
  • Average wind speed in December: 5.1mph

The windiest month (with the highest average wind speed) is April (6mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

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Average humidity in December
Corryton, TN

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

The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is August (73%).

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Average rainfall in December
Corryton, TN

Average rainfall in December - Corryton, TN
  • Average rainfall in December: 2.56"

The wettest month (with the highest rainfall) is February (3.31").
The driest month (with the least rainfall) is September (1.42").

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Average rainfall days in December
Corryton, TN

Average rainfall days in December - Corryton, TN
  • Average rainfall days in December: 11.8 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in December
Corryton, TN

Average snowfall in December - Corryton, TN
  • Average snowfall in December: 0.43"

The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Corryton, TN

Average snowfall days in December - Corryton, TN
  • Average snowfall days in December: 2.1 days

The month with the highest number of snowfall days is February (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
Corryton, TN

Average daylight in December / Average sunshine in December - Corryton, 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: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

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Average sunshine days in December
Corryton, TN

Average sunshine days in December - Corryton, TN
  • Average sunshine days in December: 17.2 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is July (11.6 days).

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Average UV index in December
Corryton, TN

Average UV index in December - Corryton, 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 and December (UV index 2).

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Average cloud cover in December
Corryton, TN

Average cloud cover in December - Corryton, TN
  • Average cloud cover in December: 47

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 27).

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Average visibility in December
Corryton, TN

Average visibility in December - Corryton, TN
  • Average visibility in December: 6mi

The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).

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Corryton, Tennessee, USA

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