December weather forecast
Southbrook, TN

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Weather in December

The first month of the winter, December, is still a chilly month in Southbrook, Tennessee, with an average temperature fluctuating between 49.5°F (9.7°C) and 35.2°F (1.8°C).

Temperature

In Southbrook, entering December brings a subtle temperature decrement, reducing from November's refreshing 57.2°F (14°C) to a chilly 49.5°F (9.7°C). Throughout the month of December, Southbrook reports a steady low-temperature average of 35.2°F (1.8°C).

Humidity

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

Rainfall

In December, the rain falls for 11.1 days. Throughout December, 1.54" (39mm) of precipitation is accumulated. In Southbrook, during the entire year, the rain falls for 148.2 days and collects up to 18.23" (463mm) of precipitation.

Snowfall

January through March, October through December are months with snowfall. In Southbrook, during December, snow falls for 3.6 days and regularly aggregates up to 0.63" (16mm) of snow. Throughout the year, in Southbrook, there are 18.9 snowfall days, and 3.58" (91mm) of snow is accumulated.

Daylight

The month with the shortest days in Southbrook is December, with an average of 9h and 48min of daylight.
On the first day of December, sunrise is at 7:27 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:31 pm EST.

Sunshine

The average sunshine in December is 5.2h.

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 reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Around midday, solar radiation is most harmful; hence, exposure should be limited. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are December temperatures in Southbrook?

In December, the average high-temperature and low-temperature in Southbrook, Tennessee, are 49.5°F (9.7°C) and 35.2°F (1.8°C) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is appraised at 86°F (30°C).

What is the most humid month in Southbrook?

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

What is the average humidity in December in Southbrook?

The average relative humidity in December in Southbrook is 79%.

How many days does it rain in December in Southbrook?

In Southbrook, Tennessee, in December, it is raining for 11.1 days, with typically 1.54" (39mm) of accumulated precipitation.

How much does it snow in Southbrook in December?

In Southbrook, Tennessee, in December, during 3.6 snowfall days, 0.63" (16mm) of snow is typically accumulated.

What is the month with the shortest days in Southbrook?

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

How many hours of daylight does Southbrook have in December?

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

When is the sunrise / sunset in December in Southbrook?

On the first day of December, sunrise is at 7:27 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:31 pm EST.

How many hours of sunshine does Southbrook have in December?

In Southbrook, Tennessee, the average sunshine duration in December is 5.2h.

When is the lowest UV index in Southbrook?

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

What is the UV index reading in December in Southbrook?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Southbrook, TN

Average temperature in December - Southbrook, TN
  • Average high temperature in December: 49.5°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 (44.8°F).

  • Average low temperature in December: 35.2°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 (29.5°F).

Average pressure in December
Southbrook, TN

Average pressure in December - Southbrook, 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).

Average wind speed in December
Southbrook, TN

Average wind speed in December - Southbrook, TN
  • Average wind speed in December: 5.2mph

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).

Average humidity in December
Southbrook, TN

Average humidity in December - Southbrook, 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%).

Average rainfall in December
Southbrook, TN

Average rainfall in December - Southbrook, TN
  • Average rainfall in December: 1.54"

The wettest month (with the highest rainfall) is July (2.2").
The driest month (with the least rainfall) is September (0.94").

Average rainfall days in December
Southbrook, TN

Average rainfall days in December - Southbrook, TN
  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in December
Southbrook, TN

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

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in December
Southbrook, TN

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

The month with the highest number of snowfall days is January (5.4 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
Southbrook, TN

Average daylight in December / Average sunshine in December - Southbrook, 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 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 6min).

Average sunshine days in December
Southbrook, TN

Average sunshine days in December - Southbrook, TN
  • Average sunshine days in December: 17 days

The month with the most sunshine days is November (19.3 days).
The months with the least sunshine days are February and July (12.5 days).

Average UV index in December
Southbrook, TN

Average UV index in December - Southbrook, 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
Southbrook, TN

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

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in December
Southbrook, TN

Average visibility in December - Southbrook, 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).

Southbrook, Tennessee, USA

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