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December Weather in Nashville, United States

Last updated: June 24, 2025

In December, the average temperature in Nashville, United States hovers around 5°C (40°F), with a notable range from a chilling -16°C (4°F) to a warm 23°C (74°F). During this period, expect 79 mm (3.1 in) of precipitation spread over 8 days, contributing to a high average humidity of 87%. Visitors should prepare for a mix of chilly conditions and occasional showers!

December Temperature in Nashville

In December in Nashville, the average temperature is 5°C (40°F). The maximum can reach 23°C (74°F), while the minimum can drop as low as -16°C (4°F). This varied climate makes Nashville a unique destination for travelers, offering both mild days and crisp, chilly nights.

December Weather in Nashville: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Nashville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nashville, December typically has an average temperature of 5°C (40°F), with highs reaching up to 23°C (74°F) and lows dropping to around -16°C (4°F).
JanFebMarAprMayJunJulAugSepOctNovDec343748566877807773604540
Data source: Temperature data for Nashville generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Nashville

In Nashville in December, the precipitation amount is 79 mm (3.1 in) during 8 days, indicating a relatively wet period for the area.

December Precipitation Trends in Nashville

The chart displays monthly precipitation patterns in Nashville, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Nashville, December typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec881011421371649490110641218579
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Nashville

In Nashville in December, humidity is 87%. With an average temperature of 5°C (40°F), this humidity feels like a damp chill that wraps around you, making outdoor excursions less enjoyable and requiring extra layers to stay comfortable while exploring.

December Average Humidity in Nashville

This chart illustrates the average monthly humidity levels in Nashville, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Nashville is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%84%83%80%83%82%83%79%79%88%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Nashville

In Nashville in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Nashville, you can check the information here.

Maximum UV Index Levels in Nashville for December

The chart shows the monthly maximum UV Index (UVI) for Nashville in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Nashville typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579111110109753
Data source: Nashville December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Nashville Compares to Other Months

Weather in Nashville varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Nashville, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Nashville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)88 mm (3.5 inches)84%moderate
February Weather3°C (37°F)101 mm (4.0 inches)82%moderate
March Weather9°C (48°F)142 mm (5.6 inches)84%high
April Weather13°C (57°F)137 mm (5.4 inches)83%very high
May Weather20°C (69°F)164 mm (6.5 inches)80%extreme
June Weather25°C (78°F)94 mm (3.7 inches)83%extreme
July Weather27°C (81°F)90 mm (3.6 inches)82%very high
August Weather25°C (77°F)110 mm (4.3 inches)82%very high
September Weather23°C (73°F)64 mm (2.5 inches)79%very high
October Weather16°C (60°F)121 mm (4.8 inches)79%high
November Weather7°C (45°F)85 mm (3.4 inches)88%moderate
December Weather5°C (40°F)79 mm (3.1 inches)87%moderate

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