December Weather in Nashville, United States

Last updated: June 24, 2025

In December, the average temperature in Nashville, United States hovers around 8°C (47°F). Expect a chilly range where the minimum can drop to -9°C (16°F) but occasionally peaks at a warm 24°C (76°F). During this month, precipitation averages 102 mm (4.0 in) over about 9 days, contributing to an average humidity of 86%, making it feel quite damp.

December Temperature in Nashville

In December in Nashville, the average temperature is 8°C (47°F). Maximums can reach 24°C (76°F), while minimums can drop to as low as -9°C (16°F). Be prepared for varied weather conditions during your travels!

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 8°C (47°F), with highs reaching up to 24°C (76°F) and lows dropping to around -9°C (16°F).

Data source: Temperature data for Nashville generated using information from the Copernicus Climate Change Service.

December Precipitation in Nashville

In Nashville in December, the total precipitation amount is 102 mm (4.0 in) over a span of 9 days.

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 102 mm (4.0 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Nashville

In Nashville in December, humidity is 86%. With an average temperature of 8°C (47°F), this humidity feels like a chilling damp that penetrates your clothes, making outdoor adventures less enjoyable and encouraging you to seek warmth indoors rather than explore the sights.

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 86%, offering insight into how humid the weather typically is during this month.

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.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	90 mm (3.5 inches)	85%	moderate
February Weather	9°C (49°F)	104 mm (4.1 inches)	82%	high
March Weather	11°C (53°F)	79 mm (3.1 inches)	81%	very high
April Weather	17°C (62°F)	110 mm (4.3 inches)	80%	very high
May Weather	21°C (71°F)	114 mm (4.5 inches)	81%	very high
June Weather	25°C (76°F)	134 mm (5.3 inches)	81%	extreme
July Weather	27°C (80°F)	134 mm (5.3 inches)	81%	extreme
August Weather	26°C (79°F)	153 mm (6.0 inches)	80%	very high
September Weather	23°C (74°F)	123 mm (4.8 inches)	79%	very high
October Weather	19°C (66°F)	83 mm (3.3 inches)	80%	very high
November Weather	11°C (52°F)	85 mm (3.3 inches)	85%	moderate
December Weather	8°C (47°F)	102 mm (4.0 inches)	86%	moderate