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December Weather in Huntsville, United States

Last updated: June 24, 2025

In Huntsville, United States, the average temperature in December is a mild 13°C (56°F), with a minimum dipping to -2°C (28°F) and reaching a maximum of 29°C (84°F). During this month, expect approximately 116 mm (4.6 in) of precipitation over about 10 days, alongside a notable average humidity of 87%.

December Temperature in Huntsville

In December in Huntsville, the average temperature is 13°C (56°F), with maximums reaching up to 29°C (84°F) and minimums dropping as low as -2°C (28°F). Visitors should be prepared for a wide range of temperatures while planning their travel to Huntsville.

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 13°C (56°F), with highs reaching up to 29°C (84°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec525564687682848480716055
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 total precipitation amount is 116 mm (4.6 in) over a span of 10 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 116 mm (4.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec89105801111911308214212111182116
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 87%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it challenging to explore comfortably.

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 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%80%78%79%81%77%71%67%69%73%82%87%
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 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 Huntsville for better planning.

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 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589101111121110864
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 Weather11°C (52°F)89 mm (3.5 inches)79%moderate
February Weather13°C (55°F)105 mm (4.1 inches)80%very high
March Weather18°C (64°F)80 mm (3.2 inches)78%very high
April Weather20°C (68°F)111 mm (4.4 inches)79%very high
May Weather24°C (76°F)191 mm (7.5 inches)81%extreme
June Weather28°C (82°F)130 mm (5.1 inches)77%extreme
July Weather29°C (84°F)82 mm (3.2 inches)71%extreme
August Weather29°C (85°F)142 mm (5.6 inches)67%extreme
September Weather27°C (80°F)121 mm (4.8 inches)69%very high
October Weather22°C (71°F)111 mm (4.4 inches)73%very high
November Weather16°C (60°F)82 mm (3.2 inches)82%high
December Weather13°C (56°F)116 mm (4.6 inches)87%moderate

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