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October Weather in Atlanta, United States

Last updated: June 24, 2025

In Atlanta, United States, the average temperature in October hovers around 14°C (57°F). However, temperatures can range dramatically, with a chilly minimum of -2°C (29°F) and a sizzling maximum of 33°C (91°F). Expect around 105 mm (4.1 in) of precipitation over approximately 12 days, contributing to an average humidity level of 81%. Prepare for a mix of weather as you enjoy this vibrant destination!

October Temperature in Atlanta

In October in Atlanta, the average temperature is 14°C (57°F), with maximums reaching 33°C (91°F) and minimums plummeting to as low as -2°C (29°F). It's advisable to pack layers to accommodate the wide temperature range while enjoying your travels.

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

The chart illustrates October 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, October typically has an average temperature of 14°C (57°F), with highs reaching up to 33°C (91°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec293242516473767369574135
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.

October Precipitation in Atlanta

In Atlanta in October, the precipitation amount is 105 mm (4.1 in) over the course of 12 days.

October Precipitation Trends in Atlanta

The chart displays monthly precipitation patterns in Atlanta, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Atlanta, October typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec788711393143113106101751058369
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Atlanta

In Atlanta in October, humidity is 81%. With an average temperature of 14°C (57°F), this humidity feels like a warm, dense blanket that clings to your skin, making outdoor exploration a bit heavier and more tiring.

October Average Humidity in Atlanta

This chart illustrates the average monthly humidity levels in Atlanta, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Atlanta is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%86%87%81%82%81%79%78%81%89%86%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Atlanta

In Atlanta in October, 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 October

The chart shows the monthly maximum UV Index (UVI) for Atlanta in October, 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 October, the maximum UV index in Atlanta typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910111098642
Data source: Atlanta October 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 October 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 October’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 October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)78 mm (3.1 inches)85%moderate
February Weather0°C (32°F)87 mm (3.4 inches)85%moderate
March Weather5°C (42°F)113 mm (4.4 inches)86%high
April Weather11°C (52°F)93 mm (3.7 inches)87%very high
May Weather18°C (64°F)143 mm (5.6 inches)81%very high
June Weather23°C (73°F)113 mm (4.4 inches)82%extreme
July Weather24°C (76°F)106 mm (4.2 inches)81%very high
August Weather23°C (73°F)101 mm (4.0 inches)79%very high
September Weather20°C (69°F)75 mm (2.9 inches)78%very high
October Weather14°C (57°F)105 mm (4.1 inches)81%high
November Weather5°C (41°F)83 mm (3.3 inches)89%moderate
December Weather2°C (35°F)69 mm (2.7 inches)86%low

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