December weather forecast
Southern Hills, TN

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Weather in December

December, the first month of the winter in Southern Hills, is still a chilly month, with an average temperature ranging between min 35.8°F (2.1°C) and max 49.6°F (9.8°C).

Temperature

The onset of December brings a small shift in high-temperatures, falling from a refreshing 57.4°F (14.1°C) in November to a chilly 49.6°F (9.8°C). An average low-temperature of 35.8°F (2.1°C) is noted during the nights in December in Southern Hills.

Humidity

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

Rainfall

In December, the rain falls for 12.7 days. Throughout December, 3.11" (79mm) of precipitation is accumulated. Throughout the year, there are 172.4 rainfall days, and 38.43" (976mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In Southern Hills, in December, snow falls for 1.4 days, with typically accumulated 0.43" (11mm) of snow. Throughout the year, there are 8.9 snowfall days, and 2.8" (71mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Southern Hills, with an average of 9h and 48min of daylight.
On the first day of December, sunrise is at 6:39 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:45 pm CST.

Sunshine

In Southern Hills, the average sunshine in December is 4.7h.

UV index

December is the month with the lowest UV index in Southern Hills, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Southern Hills in December?

The average high-temperature, in December, in Southern Hills, is 49.6°F (9.8°C), while the average low-temperature is 35.8°F (2.1°C). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 86°F (30°C).

What are the most humid months in Southern Hills?

The months with the highest humidity in Southern Hills, Tennessee, are March and December, with an average relative humidity of 79%.

What is the average humidity in December in Southern Hills?

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

How many days does it rain in December in Southern Hills?

In Southern Hills, Tennessee, in December, during 12.7 rainfall days, 3.11" (79mm) of precipitation is typically accumulated.

How much does it snow in Southern Hills in December?

In Southern Hills, in December, during 1.4 snowfall days, 0.43" (11mm) of snow is typically accumulated.

What is the month with the shortest days in Southern Hills?

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

What is the average length of the day in December in Southern Hills?

The average day length in December in Southern Hills, Tennessee, is 9h and 48min.

What time are sunrise and sunset in December in Southern Hills?

In December, on the first day of the month, sunrise is at 6:39 am and sunset at 4:35 pm. On the last day of the month, in Southern Hills, Tennessee, sunrise is at 6:57 am and sunset at 4:45 pm CST.

How long on average sun shines in December in Southern Hills?

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

What is the month with the lowest UV index in Southern Hills?

The month with the lowest UV index in Southern Hills is December, with an average maximum UV index of 2.

What is the UV index reading in December in Southern Hills?

In Southern Hills, Tennessee, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Southern Hills, TN

Average temperature in December - Southern Hills, TN
  • Average high temperature in December: 49.6°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 (45.3°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 (30.9°F).

Average pressure in December
Southern Hills, TN

Average pressure in December - Southern Hills, 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
Southern Hills, TN

Average wind speed in December - Southern Hills, TN
  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in December
Southern Hills, TN

Average humidity in December - Southern Hills, TN
  • Average humidity in December: 79%

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

Average rainfall in December
Southern Hills, TN

Average rainfall in December - Southern Hills, TN
  • Average rainfall in December: 3.11"

The wettest months (with the highest rainfall) are February and July (4.06").
The driest month (with the least rainfall) is September (2.36").

Average rainfall days in December
Southern Hills, TN

Average rainfall days in December - Southern Hills, TN
  • Average rainfall days in December: 12.7 days

The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (9.9 days).

Average snowfall in December
Southern Hills, TN

Average snowfall in December - Southern Hills, TN
  • Average snowfall in December: 0.43"

The month with the highest snowfall is February (1.06").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Southern Hills, TN

Average snowfall days in December - Southern Hills, TN
  • Average snowfall days in December: 1.4 days

The months with the highest number of snowfall days are January and February (2.8 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
Southern Hills, TN

Average daylight in December / Average sunshine in December - Southern Hills, 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 18min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

Average sunshine days in December
Southern Hills, TN

Average sunshine days in December - Southern Hills, TN
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in December
Southern Hills, TN

Average UV index in December - Southern Hills, TN
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in December
Southern Hills, TN

Average cloud cover in December - Southern Hills, 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 30).

Average visibility in December
Southern Hills, TN

Average visibility in December - Southern Hills, TN
  • Average visibility in December: 6mi

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

Southern Hills, Tennessee, USA

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