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October Weather in Atlanta, United States

Last updated: June 24, 2025

In October, the average temperature in Atlanta, United States is a pleasant 20°C (68°F). However, temperatures can fluctuate between a chilly 0°C (32°F) at night and a warm 35°C (95°F) during the day. Expect about 106 mm (4.2 in) of precipitation spread over 9 days, contributing to an average humidity of 70%. Enjoy the diverse climate this month has to offer!

October Temperature in Atlanta

In October in Atlanta, the average temperature is 20°C (68°F). Maximum temperatures can reach 35°C (95°F), while minimums can drop as low as 0°C (32°F). This climate makes Atlanta an ideal destination for travelers seeking both warm days and refreshing cool nights.

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 20°C (68°F), with highs reaching up to 35°C (95°F) and lows dropping to around 0°C (32°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.

October Precipitation in Atlanta

In Atlanta in October, the total precipitation amount is 106 mm (4.2 in), spread over the course of 9 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 106 mm (4.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec10715513417115310589879610666130
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 70%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace that can make traveling a bit heavy and sticky but also invigorating, as the moisture in the air invigorates your skin and keeps you refreshed during your adventures.

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 70%, 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 October generated using information from the Copernicus Climate Change Service.

October UV Index in Atlanta

In Atlanta in October, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the 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 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
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 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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