December weather forecast
Savannah, TN

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Weather in December

December, the first month of the winter in Savannah, is still a cool month, with an average temperature ranging between min 37.4°F (3°C) and max 50.4°F (10.2°C).

Temperature

Savannah in December undergoes a slight reduction in the average high-temperature, shifting from November's moderate 58.6°F (14.8°C) to a cool 50.4°F (10.2°C). Throughout December nights, Savannah registers an average low-temperature of 37.4°F (3°C).

Humidity

March and December, with an average relative humidity of 80%, are the most humid months in Savannah.

Rainfall

In Savannah, in December, during 13.2 rainfall days, 2.99" (76mm) of precipitation is typically accumulated. Throughout the year, there are 166.9 rainfall days, and 37.32" (948mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In December, it is snowing for 0.6 days. Throughout December, 0.04" (1mm) of snow is accumulated. Throughout the year, there are 5.8 snowfall days, and 1.5" (38mm) of snow is accumulated.

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 6:43 am and sunset at 4:40 pm. On the last day of December, sunrise is at 7:01 am and sunset at 4:51 pm CST.

Sunshine

In Savannah, the average sunshine in December is 4.7h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Enhance your sun protection with tightly woven, yet airy clothing. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Savannah in December?

During December, Savannah experiences an average high-temperature of 50.4°F (10.2°C) and a low-temperature of 37.4°F (3°C). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 89.6°F (32°C).

What are the most humid months?

March and December, with an average relative humidity of 80%, are most humid months.

What is the average humidity in December?

In December, the average relative humidity is 80%.

How many days does it rain in December?

In Savannah, in December, it is raining for 13.2 days, with typically 2.99" (76mm) of accumulated precipitation.

How much does it snow in December?

In December, it is snowing for 0.6 days. Throughout December, 0.04" (1mm) of snow is accumulated.

What is the month with the shortest days?

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

How many hours of daylight does Savannah have in December?

In December, the average day length is 9h and 50min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:43 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 4:51 pm CST.

How many hours of sunshine does Savannah have in December?

The average sunshine duration in December is 4.7h.

What is the month with the lowest UV index?

With an average maximum UV index of 2, December is the month with the lowest UV index.

What is the UV index reading in December?

The average daily maximum UV index in December in Savannah is 2. A UV Index value of 2, and less, symbolizes 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
Savannah, TN

Average temperature in December - Savannah, TN
  • Average high temperature in December: 50.4°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (46.9°F).

  • Average low temperature in December: 37.4°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

Average pressure in December
Savannah, TN

Average pressure in December - Savannah, 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
Savannah, TN

Average wind speed in December - Savannah, TN
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

Average humidity in December
Savannah, TN

Average humidity in December - Savannah, TN
  • Average humidity in December: 80%

The months with the highest relative humidity are March and December (80%).
The month with the lowest relative humidity is October (73%).

Average rainfall in December
Savannah, TN

Average rainfall in December - Savannah, TN
  • Average rainfall in December: 2.99"

The wettest month (with the highest rainfall) is February (4.41").
The driest month (with the least rainfall) is September (2.05").

Average rainfall days in December
Savannah, TN

Average rainfall days in December - Savannah, TN
  • Average rainfall days in December: 13.2 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (9.8 days).

Average snowfall in December
Savannah, TN

Average snowfall in December - Savannah, TN
  • Average snowfall in December: 0.04"

The month with the highest snowfall is February (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Savannah, TN

Average snowfall days in December - Savannah, TN
  • Average snowfall days in December: 0.6 days

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Savannah, TN

Average daylight in December / Average sunshine in December - Savannah, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in December
Savannah, TN

Average sunshine days in December - Savannah, TN
  • Average sunshine days in December: 16.4 days

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is July (10.9 days).

Average UV index in December
Savannah, TN

Average UV index in December - Savannah, TN
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in December
Savannah, TN

Average cloud cover in December - Savannah, TN
  • Average cloud cover in December: 50

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in December
Savannah, TN

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

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

Savannah, Tennessee, USA

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