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December Weather in Russellville, United States

Last updated: June 24, 2025

In Russellville, United States, the average temperature in December hovers around 9°C (48°F). Daily variations can be quite dramatic, with minimums dipping to -6°C (21°F) and maximums reaching up to 23°C (74°F). Expect 145 mm (5.7 in) of precipitation spread over 11 days, coupled with a high average humidity of 88%. Prepare for a mix of cool temperatures and damp days!

December Temperature in Russellville

In December in Russellville, the average temperature is 9°C (48°F). The maximum can reach 23°C (74°F) and the minimum can be as low as -6°C (21°F). Be sure to pack layers to accommodate both warm and chilly weather during your travels.

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

The chart illustrates December temperature patterns in Russellville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Russellville, December typically has an average temperature of 9°C (48°F), with highs reaching up to 23°C (74°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec444956617177807975655148
Data source: Temperature data for Russellville 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 Russellville

In Russellville, in December, the precipitation amount is 145 mm (5.7 in) over a span of 11 days.

December Precipitation Trends in Russellville

The chart displays monthly precipitation patterns in Russellville, 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 Russellville, December typically receives around 145 mm (5.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec11118615916212812711212011711769145
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Russellville

In Russellville in December, humidity is 88%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill settling into your bones, making outdoor exploration feel heavy and oppressive.

December Average Humidity in Russellville

This chart illustrates the average monthly humidity levels in Russellville, 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 Russellville is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%81%83%83%80%74%70%73%85%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Russellville

In Russellville 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 Russellville for better planning.

Maximum UV Index Levels in Russellville for December

The chart shows the monthly maximum UV Index (UVI) for Russellville 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 Russellville typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111109754
Data source: Russellville 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 Russellville Compares to Other Months

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

This table compares monthly weather conditions in Russellville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)111 mm (4.4 inches)86%moderate
February Weather9°C (49°F)186 mm (7.3 inches)85%high
March Weather13°C (56°F)159 mm (6.3 inches)84%very high
April Weather16°C (62°F)162 mm (6.4 inches)81%very high
May Weather22°C (71°F)128 mm (5.1 inches)83%extreme
June Weather25°C (77°F)127 mm (5.0 inches)83%extreme
July Weather27°C (80°F)112 mm (4.4 inches)80%extreme
August Weather26°C (80°F)120 mm (4.7 inches)73%very high
September Weather24°C (76°F)117 mm (4.6 inches)70%very high
October Weather18°C (65°F)117 mm (4.6 inches)73%high
November Weather10°C (51°F)69 mm (2.7 inches)85%moderate
December Weather9°C (48°F)145 mm (5.7 inches)88%moderate

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