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October Weather in Newnan, United States

Last updated: June 24, 2025

In October, the average temperature in Newnan, United States hovers around 19°C (66°F). However, prepare for a range of weather, as temperatures can dip to a chilly -1°C (31°F) or soar to a scorching 37°C (99°F). With an average precipitation of 115 mm (4.5 in) spread over 8 days, and an average humidity of 78%, it's wise to be ready for both sun and rain! ☀️🌧️

October Temperature in Newnan

In October in Newnan, the average temperature is 19°C (66°F). Maximum temperatures can reach 37°C (99°F), while minimums can drop to as low as -1°C (31°F). Be prepared for a wide range of weather conditions if you're traveling during this time.

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

The chart illustrates October temperature patterns in Newnan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Newnan, October typically has an average temperature of 19°C (66°F), with highs reaching up to 37°C (99°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec465257627176797875665248
Data source: Temperature data for Newnan 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 Newnan

In Newnan in October, the precipitation amount is 115 mm (4.5 in) over the course of 8 days.

October Precipitation Trends in Newnan

The chart displays monthly precipitation patterns in Newnan, 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 Newnan, October typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec1061421191229011811313310611580143
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Newnan

In Newnan in October, humidity is 78%. With an average temperature of 19°C (66°F), this humidity feels like a warm, enveloping blanket, making traveling quite uncomfortable unless you're well-prepared with lightweight, breathable clothing and frequent breaks to stay hydrated.

October Average Humidity in Newnan

This chart illustrates the average monthly humidity levels in Newnan, 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 Newnan is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%83%81%81%81%83%81%82%78%86%89%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Newnan

In Newnan 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 Newnan.

Maximum UV Index Levels in Newnan for October

The chart shows the monthly maximum UV Index (UVI) for Newnan 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 Newnan typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111109864
Data source: Newnan 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 Newnan Compares to Other Months

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

This table compares monthly weather conditions in Newnan, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)106 mm (4.2 inches)86%moderate
February Weather11°C (52°F)142 mm (5.6 inches)84%high
March Weather14°C (57°F)119 mm (4.7 inches)83%very high
April Weather17°C (63°F)122 mm (4.8 inches)81%very high
May Weather22°C (71°F)90 mm (3.5 inches)81%extreme
June Weather25°C (77°F)118 mm (4.6 inches)81%extreme
July Weather26°C (80°F)113 mm (4.4 inches)83%extreme
August Weather26°C (79°F)132 mm (5.2 inches)81%very high
September Weather24°C (75°F)106 mm (4.2 inches)82%very high
October Weather19°C (66°F)115 mm (4.5 inches)78%very high
November Weather11°C (53°F)80 mm (3.2 inches)86%high
December Weather9°C (49°F)142 mm (5.6 inches)89%moderate

Compare Newnan's Climate with Cities Worldwide