March Weather in Atlanta, United States

Last updated: June 24, 2025

In March, the average temperature in Atlanta, United States is a brisk 5°C (42°F), with potential extremes ranging from a frigid -16°C (3°F) to a warm 24°C (75°F). Expect 113 mm (4.4 in) of precipitation spread over 13 days, while the air remains notably humid with an average humidity of 86%.

March Temperature in Atlanta

In March in Atlanta, the average temperature is 5°C (42°F). The maximum can reach 24°C (75°F), while the minimum can drop as low as -16°C (3°F). This wide range of temperatures means visitors should be prepared for both mild and chilly weather when traveling.

March Weather in Atlanta: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Atlanta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Atlanta, March typically has an average temperature of 5°C (42°F), with highs reaching up to 24°C (75°F) and lows dropping to around -16°C (3°F).

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

March Precipitation in Atlanta

In Atlanta in March, the precipitation amount is 113 mm (4.4 in) over the course of 13 days.

March Precipitation Trends in Atlanta

The chart displays monthly precipitation patterns in Atlanta, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Atlanta, March typically receives around 113 mm (4.4 inches) of precipitation spread over approximately 13 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

March Humidity in Atlanta

In Atlanta in March, humidity is 86%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that penetrates your layers, making outdoor activities quite uncomfortable and prompting you to seek warmth indoors more often.

March Average Humidity in Atlanta

This chart illustrates the average monthly humidity levels in Atlanta, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Atlanta is approximately 86%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Atlanta

In Atlanta in March, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Atlanta, you can refer to this Hourly UV Index in Atlanta.

Maximum UV Index Levels in Atlanta for March

The chart shows the monthly maximum UV Index (UVI) for Atlanta in March, 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 March, the maximum UV index in Atlanta typically reaches 6, which falls under the high exposure category.

Data source: Atlanta March 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 March Weather in Atlanta Compares to Other Months

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

This table compares monthly weather conditions in Atlanta, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	78 mm (3.1 inches)	85%	moderate
February Weather	0°C (32°F)	87 mm (3.4 inches)	85%	moderate
March Weather	5°C (42°F)	113 mm (4.4 inches)	86%	high
April Weather	11°C (52°F)	93 mm (3.7 inches)	87%	very high
May Weather	18°C (64°F)	143 mm (5.6 inches)	81%	very high
June Weather	23°C (73°F)	113 mm (4.4 inches)	82%	extreme
July Weather	24°C (76°F)	106 mm (4.2 inches)	81%	very high
August Weather	23°C (73°F)	101 mm (4.0 inches)	79%	very high
September Weather	20°C (69°F)	75 mm (2.9 inches)	78%	very high
October Weather	14°C (57°F)	105 mm (4.1 inches)	81%	high
November Weather	5°C (41°F)	83 mm (3.3 inches)	89%	moderate
December Weather	2°C (35°F)	69 mm (2.7 inches)	86%	low