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August Weather in Atlanta, United States

Last updated: June 24, 2025

In August, the average temperature in Atlanta, United States hovers around 28°C (83°F), with a minimum of 19°C (66°F) and soaring to a maximum of 38°C (100°F). Expect 87 mm (3.4 in) of precipitation spread over 10 days, contributing to an average humidity level of 65%. Whether you're planning outdoor activities or seeking shelter from the occasional rain shower, be prepared for a warm, humid atmosphere!

August Temperature in Atlanta

In August in Atlanta, the average temperature is 28°C (83°F). Maximums can reach 38°C (100°F), and minimums can be as low as 19°C (66°F). This climate makes Atlanta an ideal destination for travelers seeking warm weather and plenty of outdoor activities.

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

The chart illustrates August 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, August typically has an average temperature of 28°C (83°F), with highs reaching up to 38°C (100°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec475060647481838378685551
Data source: Temperature data for Atlanta 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.

August Precipitation in Atlanta

In Atlanta in August, the precipitation amount is 87 mm (3.4 in) over the course of 10 days.

August Precipitation Trends in Atlanta

The chart displays monthly precipitation patterns in Atlanta, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Atlanta, August typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec10715513417115310589879610666130
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Atlanta

In Atlanta in August, humidity is 65%. With an average temperature of 28°C (83°F), this humidity feels like a warm, tropical embrace that can make outdoor activities feel quite sticky and draining, so it's best to stay hydrated and take regular breaks in the shade.

August Average Humidity in Atlanta

This chart illustrates the average monthly humidity levels in Atlanta, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Atlanta is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%78%79%81%77%72%65%63%70%82%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Atlanta

In Atlanta in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Atlanta.

Maximum UV Index Levels in Atlanta for August

The chart shows the monthly maximum UV Index (UVI) for Atlanta in August, 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 August, the maximum UV index in Atlanta typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
Data source: Atlanta August 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 August 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 August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)107 mm (4.2 inches)82%moderate
February Weather10°C (50°F)155 mm (6.1 inches)80%high
March Weather15°C (60°F)134 mm (5.3 inches)78%very high
April Weather18°C (65°F)171 mm (6.7 inches)79%very high
May Weather23°C (74°F)153 mm (6.0 inches)81%extreme
June Weather27°C (81°F)105 mm (4.1 inches)77%extreme
July Weather29°C (84°F)89 mm (3.5 inches)72%extreme
August Weather28°C (83°F)87 mm (3.4 inches)65%extreme
September Weather26°C (79°F)96 mm (3.8 inches)63%very high
October Weather20°C (68°F)106 mm (4.2 inches)70%very high
November Weather13°C (56°F)66 mm (2.6 inches)82%high
December Weather11°C (52°F)130 mm (5.1 inches)88%moderate

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