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December Weather in Clarksville, United States

Last updated: June 24, 2025

In December, the average temperature in Clarksville, United States hovers around 10°C (50°F). Expect a range of conditions, with temperatures dipping as low as -6°C (22°F) and soaring to a maximum of 27°C (81°F). Rainfall contributes to the climate with an average precipitation of 112 mm (4.4 in) spread across 8 days, while the air remains notably humid with an average of 87% humidity. Prepare accordingly to enjoy your stay!

December Temperature in Clarksville

In December in Clarksville, the average temperature is 10°C (50°F), with maximums reaching 27°C (81°F) and minimums dropping as low as -6°C (22°F). Travelers should prepare for a range of weather conditions, from warm days to chilly evenings.

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

The chart illustrates December temperature patterns in Clarksville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Clarksville, December typically has an average temperature of 10°C (50°F), with highs reaching up to 27°C (81°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec454858637280838378665450
Data source: Temperature data for Clarksville 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 Clarksville

In Clarksville in December, the total precipitation amount is 112 mm (4.4 in) spread over 8 days.

December Precipitation Trends in Clarksville

The chart displays monthly precipitation patterns in Clarksville, 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 Clarksville, December typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec9814313322017010471838014065112
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Clarksville

In Clarksville in December humidity is 87%. With an average temperature of 10°C (50°F), this humidity feels like a heavy cloak wrapping around you, making every step feel laborious and the air thick with moisture, challenging your comfort while traveling.

December Average Humidity in Clarksville

This chart illustrates the average monthly humidity levels in Clarksville, 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 Clarksville is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%78%78%81%78%73%66%65%72%82%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Clarksville

In Clarksville in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Clarksville for better planning.

Maximum UV Index Levels in Clarksville for December

The chart shows the monthly maximum UV Index (UVI) for Clarksville 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 Clarksville typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110864
Data source: Clarksville 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 Clarksville Compares to Other Months

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

This table compares monthly weather conditions in Clarksville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (46°F)98 mm (3.9 inches)80%moderate
February Weather9°C (48°F)143 mm (5.6 inches)79%high
March Weather15°C (58°F)133 mm (5.3 inches)78%very high
April Weather17°C (63°F)220 mm (8.7 inches)78%very high
May Weather22°C (73°F)170 mm (6.7 inches)81%extreme
June Weather26°C (80°F)104 mm (4.1 inches)78%extreme
July Weather28°C (83°F)71 mm (2.8 inches)73%extreme
August Weather28°C (83°F)83 mm (3.3 inches)66%extreme
September Weather26°C (78°F)80 mm (3.1 inches)65%very high
October Weather19°C (67°F)140 mm (5.5 inches)72%very high
November Weather12°C (55°F)65 mm (2.6 inches)82%high
December Weather10°C (50°F)112 mm (4.4 inches)87%moderate

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