December weather forecast
Mankinville, TN

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Weather in December

December, the first month of the winter in Mankinville, is still a chilly month, with temperature in the range of an average low of 35.8°F (2.1°C) and an average high of 49.3°F (9.6°C).

Temperature

The average high-temperature shows a slight dip in December, from November's moderate 57.6°F (14.2°C) to a chilly 49.3°F (9.6°C). Mankinville throughout December, records an average low-temperature of 35.8°F (2.1°C).

Humidity

December is the most humid month, with an average relative humidity of 79%.

Rainfall

In Mankinville, in December, during 9.6 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. Throughout the year, there are 123.1 rainfall days, and 12.76" (324mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In December, it is snowing for 1.7 days. Throughout December, 0.2" (5mm) of snow is accumulated. In Mankinville, during the entire year, snow falls for 10.9 days and aggregates up to 0.87" (22mm) of snow.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:37 am and sunset at 4:31 pm. On the last day of December, sunrise is at 6:55 am and sunset at 4:42 pm CST.

Sunshine

The average sunshine in December is 4.7h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum UV index of 2 in December translates 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. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

What are the temperatures in December?

December temperatures vary between a high-temperature of 49.3°F (9.6°C) and a low-temperature of 35.8°F (2.1°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is computed to be 86°F (30°C).

What is the most humid month?

With an average relative humidity of 79%, December is the most humid month.

What is the average humidity in December?

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

How many days does it rain in December?

In December, the rain falls for 9.6 days. Throughout December, 1.1" (28mm) of precipitation is accumulated.

How many days does it snow in December?

In Mankinville, in December, during 1.7 snowfall days, 0.2" (5mm) of snow is typically accumulated.

What is the month with the shortest days in Mankinville?

December has the shortest days of the year in Mankinville, Tennessee, with an average of 9h and 48min of daylight.

What is the average length of the day in December?

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

When is the sunrise / sunset in December?

On the first day of December in Mankinville, sunrise is at 6:37 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:42 pm CST.

How many hours of sunshine does Mankinville have in December?

In Mankinville, the average sunshine duration in December is 4.7h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

In Mankinville, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's 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
Mankinville, TN

Average temperature in December - Mankinville, TN
  • Average high temperature in December: 49.3°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in December: 35.8°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average pressure in December
Mankinville, TN

Average pressure in December - Mankinville, 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 (29.97"Hg).

Average wind speed in December
Mankinville, TN

Average wind speed in December - Mankinville, TN
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is February (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in December
Mankinville, TN

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

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (74%).

Average rainfall in December
Mankinville, TN

Average rainfall in December - Mankinville, TN
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is February (1.5").
The driest month (with the least rainfall) is September (0.39").

Average rainfall days in December
Mankinville, TN

Average rainfall days in December - Mankinville, TN
  • Average rainfall days in December: 9.6 days

The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is November (7.3 days).

Average snowfall in December
Mankinville, TN

Average snowfall in December - Mankinville, TN
  • Average snowfall in December: 0.2"

The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Mankinville, TN

Average snowfall days in December - Mankinville, TN
  • Average snowfall days in December: 1.7 days

The month with the highest number of snowfall days is January (3.8 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
Mankinville, TN

Average daylight in December / Average sunshine in December - Mankinville, 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 4min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in December
Mankinville, TN

Average sunshine days in December - Mankinville, TN
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (13.3 days).

Average UV index in December
Mankinville, TN

Average UV index in December - Mankinville, 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).

Average cloud cover in December
Mankinville, TN

Average cloud cover in December - Mankinville, TN
  • Average cloud cover in December: 51

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in December
Mankinville, TN

Average visibility in December - Mankinville, 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).

Mankinville, Tennessee, USA

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