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September Weather in East Newnan, United States

Last updated: June 24, 2025

In September, the average temperature in East Newnan, United States is a comfortable 24°C (76°F). Expect a minimum of 11°C (52°F) and a high of 36°C (97°F), making it a month of varied weather. With 104 mm (4.1 in) of precipitation spread over 9 days, it's a good idea to pack an umbrella. The air is quite humid, with an average humidity level of 82%, contributing to a warm and tropical feel.

September Temperature in East Newnan

In September in East Newnan, the average temperature is 24°C (76°F). Maximum temperatures can reach 36°C (97°F), while minimums can dip as low as 11°C (52°F). This diverse temperature range makes East Newnan an ideal destination for travelers seeking both warm days and cooler evenings.

September Weather in East Newnan: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in East Newnan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In East Newnan, September typically has an average temperature of 24°C (76°F), with highs reaching up to 36°C (97°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec465257637277807976675349
Data source: Temperature data for East 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.

September Precipitation in East Newnan

In East Newnan in September, the precipitation amount is 104 mm (4.1 in) over the course of 9 days.

September Precipitation Trends in East Newnan

The chart displays monthly precipitation patterns in East Newnan, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In East Newnan, September typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec1051351091149111810212710410879138
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in East Newnan

In East Newnan in September, humidity is 82%. With an average temperature of 24°C (76°F), this humidity feels like wearing a warm, damp blanket, making travel uncomfortable and sticky as you explore.

September Average Humidity in East Newnan

This chart illustrates the average monthly humidity levels in East Newnan, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in East Newnan is approximately 82%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in East Newnan

In East Newnan in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in East Newnan.

Maximum UV Index Levels in East Newnan for September

The chart shows the monthly maximum UV Index (UVI) for East Newnan in September, 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 September, the maximum UV index in East Newnan typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111119864
Data source: East Newnan September 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 September Weather in East Newnan Compares to Other Months

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

This table compares monthly weather conditions in East Newnan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)105 mm (4.1 inches)86%moderate
February Weather11°C (53°F)135 mm (5.3 inches)84%high
March Weather14°C (57°F)109 mm (4.3 inches)83%very high
April Weather17°C (63°F)114 mm (4.5 inches)81%very high
May Weather22°C (72°F)91 mm (3.6 inches)81%extreme
June Weather25°C (77°F)118 mm (4.6 inches)81%extreme
July Weather26°C (80°F)101 mm (4.0 inches)83%extreme
August Weather26°C (79°F)127 mm (5.0 inches)81%extreme
September Weather24°C (76°F)104 mm (4.1 inches)82%very high
October Weather19°C (67°F)108 mm (4.2 inches)78%very high
November Weather12°C (53°F)79 mm (3.1 inches)86%high
December Weather9°C (49°F)138 mm (5.4 inches)89%moderate

Compare East Newnan's Climate with Cities Worldwide