December weather forecast
Cottontown, TN

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Weather in December

The first month of the winter, December, is still a chilly month in Cottontown, Tennessee, with an average temperature ranging between min 34.7°F (1.5°C) and max 47.3°F (8.5°C).

Temperature

Cottontown's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's mild 56.1°F (13.4°C) to a frosty 47.3°F (8.5°C). Cottontown, during the month of December, experiences an average low-temperature of 34.7°F (1.5°C).

Humidity

The months with the highest humidity in Cottontown are March, May and December, with an average relative humidity of 79%.

Rainfall

In Cottontown, in December, it is raining for 13.4 days, with typically 3.39" (86mm) of accumulated precipitation. In Cottontown, during the entire year, the rain falls for 177.4 days and collects up to 44.61" (1133mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Cottontown, in December, snow falls for 3.6 days, with typically accumulated 1.1" (28mm) of snow. In Cottontown, during the entire year, snow falls for 17.7 days and aggregates up to 6.22" (158mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 42min of daylight.
On the first day of the month, sunrise is at 6:39 am and sunset at 4:30 pm. On the last day of December, in Cottontown, sunrise is at 6:57 am and sunset at 4:41 pm CST.

Sunshine

In December, the average sunshine is 4.4h.

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 minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?

The average high-temperature, in December, in Cottontown, is 47.3°F (8.5°C), while the average low-temperature is 34.7°F (1.5°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is calculated to be 96.8°F (36°C).

What is the most humid month?

March, May and December, with an average relative humidity of 79%, are most humid months.

What is the average humidity in December?

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

How many days does it rain in December?

In Cottontown, in December, during 13.4 rainfall days, 3.39" (86mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Cottontown, in December, snow falls for 3.6 days, with typically accumulated 1.1" (28mm) of snow.

What is the month with the shortest days?

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 December, the average day length is 9h and 43min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:39 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:41 pm CST.

How many hours of sunshine does Cottontown have in December?

The average sunshine duration in December in Cottontown is 4.4h.

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.

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes 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
Cottontown, TN

Average temperature in December - Cottontown, TN
  • Average high temperature in December: 47.3°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (42.8°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in December
Cottontown, TN

Average pressure in December - Cottontown, 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 (29.96"Hg).

Average wind speed in December
Cottontown, TN

Average wind speed in December - Cottontown, TN
  • Average wind speed in December: 7.7mph

The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in December
Cottontown, TN

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

The months with the highest relative humidity are March, May and December (79%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall in December
Cottontown, TN

Average rainfall in December - Cottontown, TN
  • Average rainfall in December: 3.39"

The wettest month (with the highest rainfall) is July (5.39").
The driest month (with the least rainfall) is November (2.56").

Average rainfall days in December
Cottontown, TN

Average rainfall days in December - Cottontown, TN
  • Average rainfall days in December: 13.4 days

The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is November (9.7 days).

Average snowfall in December
Cottontown, TN

Average snowfall in December - Cottontown, TN
  • Average snowfall in December: 1.1"

The month with the highest snowfall is February (1.69").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Cottontown, TN

Average snowfall days in December - Cottontown, TN
  • Average snowfall days in December: 3.6 days

The month with the highest number of snowfall days is January (5.3 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
Cottontown, TN

Average daylight in December / Average sunshine in December - Cottontown, 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: 4h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in December
Cottontown, TN

Average sunshine days in December - Cottontown, TN
  • Average sunshine days in December: 13.9 days

The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is July (9.7 days).

Average UV index in December
Cottontown, TN

Average UV index in December - Cottontown, 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
Cottontown, TN

Average cloud cover in December - Cottontown, TN
  • Average cloud cover in December: 54

The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 32).

Average visibility in December
Cottontown, TN

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

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

Cottontown, Tennessee, USA

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