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December Weather in Augusta, United States

Last updated: June 24, 2025

In December, the average temperature in Augusta, United States hovers around 3°C (38°F), with a notable range where the minimum can dip to -14°C (7°F) and the maximum can reach up to 22°C (72°F). During this time, expect approximately 85 mm (3.3 in) of precipitation spread over 8 days, accompanied by an average humidity level of 85%. Prepare for a month of varied weather!

December Temperature in Augusta

In December in Augusta, the average temperature is 3°C (38°F). The maximum can reach 22°C (72°F), while the minimum can drop as low as -14°C (7°F). Be sure to pack accordingly, as temperatures can vary significantly throughout the month.

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

The chart illustrates December temperature patterns in Augusta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Augusta, December typically has an average temperature of 3°C (38°F), with highs reaching up to 22°C (72°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec333843536371777468584337
Data source: Temperature data for Augusta 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 Augusta

In Augusta in December, the precipitation amount is 85 mm (3.3 in) over the course of 8 days.

December Precipitation Trends in Augusta

The chart displays monthly precipitation patterns in Augusta, 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 Augusta, December typically receives around 85 mm (3.3 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec57897794116867679110966185
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Augusta

In Augusta in December, humidity is 85%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable as you contend with the heavy, cold air surrounding you.

December Average Humidity in Augusta

This chart illustrates the average monthly humidity levels in Augusta, 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 Augusta is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Augusta

In Augusta 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 Augusta, you can check the information here.

Maximum UV Index Levels in Augusta for December

The chart shows the monthly maximum UV Index (UVI) for Augusta 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 Augusta typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35710101010108753
Data source: Augusta 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 Augusta Compares to Other Months

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

This table compares monthly weather conditions in Augusta, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)57 mm (2.3 inches)86%moderate
February Weather3°C (38°F)89 mm (3.5 inches)86%moderate
March Weather6°C (43°F)77 mm (3.0 inches)86%high
April Weather12°C (53°F)94 mm (3.7 inches)84%very high
May Weather17°C (63°F)116 mm (4.6 inches)78%very high
June Weather22°C (71°F)86 mm (3.4 inches)79%very high
July Weather25°C (77°F)76 mm (3.0 inches)70%very high
August Weather23°C (74°F)79 mm (3.1 inches)59%very high
September Weather20°C (68°F)110 mm (4.3 inches)68%very high
October Weather14°C (58°F)96 mm (3.8 inches)80%high
November Weather6°C (43°F)61 mm (2.4 inches)86%moderate
December Weather3°C (38°F)85 mm (3.3 inches)85%moderate

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