Nashville
Tennessee, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Nashville, TN

Overlooking the city buildings of Nashville, Tennessee, across the riverfront, with a big cruise ship ashore
Overlooking the city buildings of Nashville, Tennessee, across the riverfront, with a big cruise ship ashore
December is the beginning of the winter season in Nashville with the average temperatures in the 31°F (-0.6°C) to 49°F (9.4°C) range. It is unusual for temperatures to drop by extreme margins, but a cold front may see them plummet to 20°F (-6.7°C) for a few days.
The first snowflakes appear in December, but it is rare to receive more than an inch of snow. Rainfall is in the range of 4.2" (106.7mm) with mostly cloudy skies. December has the shortest days with 10 hours of daylight and 4 hours of sunshine.
Christmas period may turn out to be lucky at times when the rain eludes Nashville to the joy of locals and tourists alike.

What is the temperature in December in Nashville?

In December, in Nashville, Tennessee, the average high-temperature is 49.5°F (9.7°C), and the average low-temperature is 31.3°F (-0.4°C).

What is the average humidity in December in Nashville?

In Nashville, Tennessee, the average relative humidity in December is 71.4%.

How much does it rain in Nashville in December?

In Nashville, in December, during 11.2 rainfall days, 4.2" (107.7mm) of precipitation is typically accumulated.

When does it start to snow in Nashville?

December is the first month it typically snows in Nashville. Throughout December, in the average 1 snowfall days, it receives 0.5" (12.7mm) of snow.

What is the month with the shortest days in Nashville?

With an average of 9.7h of daylight, December has the shortest days of the year in Nashville.

How many hours of daylight does Nashville have in December?

In December, the average length of the day in Nashville is 9.7h.

What is the month with the least sunshine in Nashville?

With an average of 4.2h of sunshine, December has the least sunshine of the year in Nashville, Tennessee.

How many hours of sunshine does Nashville have in December?

The average sunshine in December is 4.2h.

When is the lowest UV index in Nashville?

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

What is the UV index intensity in December in Nashville?

In Nashville, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to the UV radiation.
Average temperature in December - Nashville, TN
  • Average high temperature in December: 9.7°C

The warmest month (with the highest average high temperature) is July (31.8°C).
The month with the lowest average high temperature is January (8.3°C).

  • Average low temperature in December: -0.4°C

The month with the highest average low temperature is July (20.8°C).
The coldest month (with the lowest average low temperature) is January (-2°C).

Average humidity in December - Nashville, TN
  • Average humidity in December: 71.4%

The month with the highest relative humidity is September (73.7%).
The month with the lowest relative humidity is April (63.2%).

Average rainfall in December - Nashville, TN
  • Average rainfall in December: 107.7mm

The wettest month (with the highest rainfall) is May (139.7mm).
The driest month (with the lowest rainfall) is October (77.2mm).

Average rainfall days in December - Nashville, TN
  • Average rainfall days in December: 11.2 days

The month with the highest number of rainy days is May (11.7 days).
The month with the lowest number of rainy days is September (7.5 days).

Average snowfall in December - Nashville, TN
  • Average snowfall in December: 12.7mm

The month with the highest snowfall is January (66mm).
Months with the lowest snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December - Nashville, TN
  • Average snowfall days in December: 1 days

The month with the highest number of snowfall days is February (2.3 days).
Months with the lowest number of snowfall days are April, May, June, July, August, September and November (0 days).

Average daylight in December / Average sunshine in December - Nashville, TN
  • Average daylight in December: 9.7h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).

  • Average sunshine in December: 4.2h

The month with most sunshine is June (Average sunshine: 9.3h).
The month with least sunshine is December (Average sunshine: 4.2h).

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

Months with the highest UV index are June and July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).