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December Weather in Russellville, United States

Last updated: June 24, 2025

In December, the average temperature in Russellville, United States hovers around 4°C (40°F). During this time, you can expect a minimum temperature that can drop to -14°C (7°F), while highs may reach up to 20°C (68°F). With an average precipitation of 120 mm (4.7 in) over 11 days, the weather is quite wet, complemented by a high average humidity of 87%.

December Temperature in Russellville

In December in Russellville, the average temperature is 4°C (40°F). Maximums can reach 20°C (68°F), while minimums can drop as low as -14°C (7°F). Be prepared for a wide range of temperatures when traveling during this time.

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 4°C (40°F), with highs reaching up to 20°C (68°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec343846556673777570594439
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 120 mm (4.7 in) during 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 120 mm (4.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec911281221361301651198711310788120
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 87%. With an average temperature of 4°C (40°F), this humidity feels like an uncomfortable chill that seeps into your bones, making it essential to dress warmly and prepare for damp conditions, which can dampen your spirits while traveling.

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 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%85%81%82%81%73%73%78%89%87%
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 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 Russellville, you can check the information here.

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 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098653
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 Weather1°C (35°F)91 mm (3.6 inches)88%moderate
February Weather4°C (39°F)128 mm (5.1 inches)88%moderate
March Weather8°C (46°F)122 mm (4.8 inches)87%high
April Weather13°C (55°F)136 mm (5.4 inches)85%very high
May Weather19°C (66°F)130 mm (5.1 inches)81%very high
June Weather23°C (73°F)165 mm (6.5 inches)82%very high
July Weather25°C (77°F)119 mm (4.7 inches)81%very high
August Weather24°C (75°F)87 mm (3.4 inches)73%very high
September Weather21°C (70°F)113 mm (4.5 inches)73%very high
October Weather15°C (60°F)107 mm (4.2 inches)78%high
November Weather7°C (45°F)88 mm (3.5 inches)89%moderate
December Weather4°C (40°F)120 mm (4.7 inches)87%moderate

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