December Weather in Huntsville, United States

Last updated: June 24, 2025

In December, the average temperature in Huntsville, United States hovers around 3°C (37°F), with a potential minimum dipping to -19°C (-1°F) and a maximum reaching up to 24°C (75°F). Expect 41 mm (1.6 in) of precipitation spread over 5 days, coupled with an average humidity of 86%. Stay prepared for the diverse weather of this season!

December Temperature in Huntsville

In December in Huntsville, the average temperature is 3°C (37°F). The maximum can reach 24°C (75°F), while the minimum can drop as low as -19°C (-1°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates December temperature patterns in Huntsville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Huntsville, December typically has an average temperature of 3°C (37°F), with highs reaching up to 24°C (75°F) and lows dropping to around -19°C (-1°F).
JanFebMarAprMayJunJulAugSepOctNovDec303245546676807672574337
Data source: Temperature data for Huntsville 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 Huntsville

In Huntsville in December, the precipitation amount is 41 mm (1.6 in) over a period of 5 days.

December Precipitation Trends in Huntsville

The chart displays monthly precipitation patterns in Huntsville, 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 Huntsville, December typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec635411510421113210499651145241
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Huntsville

In Huntsville in December humidity is 86%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.

December Average Humidity in Huntsville

This chart illustrates the average monthly humidity levels in Huntsville, 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 Huntsville is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%75%77%82%83%81%78%72%72%84%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Huntsville

In Huntsville 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 Huntsville, you can check the information here.

Maximum UV Index Levels in Huntsville for December

The chart shows the monthly maximum UV Index (UVI) for Huntsville 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 Huntsville typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
Data source: Huntsville 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 Huntsville Compares to Other Months

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

This table compares monthly weather conditions in Huntsville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)63 mm (2.5 inches)80%moderate
February Weather0°C (33°F)54 mm (2.1 inches)78%moderate
March Weather7°C (46°F)114 mm (4.5 inches)75%high
April Weather12°C (54°F)104 mm (4.1 inches)77%very high
May Weather19°C (66°F)211 mm (8.3 inches)82%very high
June Weather25°C (77°F)132 mm (5.2 inches)83%extreme
July Weather26°C (80°F)104 mm (4.1 inches)81%extreme
August Weather24°C (76°F)99 mm (3.9 inches)78%very high
September Weather22°C (72°F)65 mm (2.6 inches)72%very high
October Weather14°C (57°F)114 mm (4.5 inches)72%high
November Weather6°C (43°F)52 mm (2.1 inches)84%moderate
December Weather3°C (37°F)41 mm (1.6 inches)86%moderate

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