December Weather in Augusta, United States

Last updated: June 24, 2025

In Augusta, United States, the average temperature in December hovers around 2°C (35°F). Expect a chilly range where the mercury can dip as low as -20°C (-4°F) and occasionally soar to 22°C (73°F). Rain is likely, with 43 mm (1.7 in) of precipitation spread over 6 days, contributing to the region's average humidity of a moist 84%.

December Temperature in Augusta

In December in Augusta, the average temperature is 2°C (35°F), with maximums reaching up to 22°C (73°F) and minimums dropping as low as -20°C (-4°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

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 2°C (35°F), with highs reaching up to 22°C (73°F) and lows dropping to around -20°C (-4°F).

Data source: Temperature data for Augusta generated using information from the Copernicus Climate Change Service.

December Precipitation in Augusta

In Augusta in December, the precipitation amount is 43 mm (1.7 in) over a period of 6 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 43 mm (1.7 inches) of precipitation spread over approximately 6 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Augusta

In Augusta in December, humidity is 84%. With an average temperature of 2°C (35°F), this humidity feels like an uncomfortable chill that penetrates your bones, making outdoor travel quite brisk and uninviting.

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 84%, offering insight into how humid the weather typically is during this month.

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 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Augusta, you can visit Hourly UV Index in Augusta.

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 2, which falls under the low exposure category.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (28°F)	59 mm (2.3 inches)	81%	moderate
February Weather	-1°C (30°F)	63 mm (2.5 inches)	81%	moderate
March Weather	6°C (43°F)	112 mm (4.4 inches)	81%	high
April Weather	11°C (52°F)	101 mm (4.0 inches)	82%	very high
May Weather	18°C (65°F)	165 mm (6.5 inches)	78%	very high
June Weather	24°C (75°F)	114 mm (4.5 inches)	81%	extreme
July Weather	26°C (78°F)	86 mm (3.4 inches)	79%	very high
August Weather	24°C (75°F)	91 mm (3.6 inches)	77%	very high
September Weather	21°C (70°F)	90 mm (3.6 inches)	78%	very high
October Weather	13°C (56°F)	102 mm (4.0 inches)	78%	high
November Weather	5°C (41°F)	55 mm (2.2 inches)	87%	moderate
December Weather	2°C (35°F)	43 mm (1.7 inches)	84%	low