December weather forecast
Mascot, TN

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Weather in December

December, the first month of the winter in Mascot, is also a frosty month, with temperature in the range of an average high of 49.1°F (9.5°C) and an average low of 34.7°F (1.5°C).

Temperature

December is characterized by a mild reduction in the average high-temperature, from a moderate 57.2°F (14°C) in November to a chilly 49.1°F (9.5°C). Mascot's average low-temperature for the month of December records at a cold 34.7°F (1.5°C).

Humidity

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

Rainfall

In Mascot, in December, during 11.5 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. In Mascot, during the entire year, the rain falls for 146.7 days and collects up to 26.38" (670mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Mascot. In Mascot, during December, snow falls for 2.2 days and regularly aggregates up to 0.39" (10mm) of snow. Throughout the year, there are 13 snowfall days, and 3.78" (96mm) of snow is accumulated.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year in Mascot.
On the first day of the month, sunrise is at 7:27 am and sunset at 5:20 pm. On the last day of December, sunrise is at 7:45 am and sunset at 5:31 pm EST.

Sunshine

The average sunshine in December in Mascot is 5.3h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 2 during December translates into the following guidance:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

What are December temperatures in Mascot?

The high-temperature in Mascot, Tennessee, during December is 49.1°F (9.5°C) and the low-temperature is 34.7°F (1.5°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 86°F (30°C).

What is the most humid month in Mascot?

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

What is the average humidity in December in Mascot?

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

How many days does it rain in December in Mascot?

In December, in Mascot, Tennessee, the rain falls for 11.5 days. Throughout December, 2.68" (68mm) of precipitation is accumulated.

How much does it snow in Mascot in December?

In Mascot, in December, during 2.2 snowfall days, 0.39" (10mm) of snow is typically accumulated.

What is the month with the shortest days in Mascot?

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

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

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

When is the sunrise / sunset in December in Mascot?

On the first day of December in Mascot, sunrise is at 7:27 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:31 pm EST.

How long on average sun shines in December in Mascot?

In Mascot, Tennessee, the average sunshine duration in December is 5.3h.

What is the month with the lowest UV index in Mascot?

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

What is the UV index reading in December in Mascot?

In Mascot, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Mascot, TN

Average temperature in December - Mascot, TN
  • Average high temperature in December: 49.1°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 (44.8°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

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Average pressure in December
Mascot, TN

Average pressure in December - Mascot, 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
Mascot, TN

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

The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

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Average humidity in December
Mascot, TN

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

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).

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Average rainfall in December
Mascot, TN

Average rainfall in December - Mascot, TN
  • Average rainfall in December: 2.68"

The wettest month (with the highest rainfall) is February (3.31").
The driest month (with the least rainfall) is September (1.34").

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Average rainfall days in December
Mascot, TN

Average rainfall days in December - Mascot, TN
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is July (15.4 days).
The month with the least rainy days is November (8.6 days).

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Average snowfall in December
Mascot, TN

Average snowfall in December - Mascot, TN
  • Average snowfall in December: 0.39"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Mascot, TN

Average snowfall days in December - Mascot, TN
  • Average snowfall days in December: 2.2 days

The month with the highest number of snowfall days is February (3.7 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
Mascot, TN

Average daylight in December / Average sunshine in December - Mascot, 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: 5h and 2min

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
Mascot, TN

Average sunshine days in December - Mascot, TN
  • Average sunshine days in December: 17.4 days

The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (12.6 days).

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Average UV index in December
Mascot, TN

Average UV index in December - Mascot, 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
Mascot, TN

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

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 26).

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Average visibility in December
Mascot, TN

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

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

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Mascot, Tennessee, USA

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