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October Weather in Greenville, United States

Last updated: June 24, 2025

In Greenville, United States, the average temperature in October hovers around 14°C (58°F), but be prepared for a range that can dip to a brisk -3°C (27°F) and soar up to a sweltering 33°C (91°F). With precipitation totaling 108 mm (4.2 in) over roughly 9 days, the climate may be a bit unpredictable, and an average humidity of 81% adds to the overall moisture in the air.

October Temperature in Greenville

In October in Greenville, the average temperature is 14°C (58°F). Maximum temperatures can reach 33°C (91°F), while minimum temperatures can drop as low as -3°C (27°F). Be sure to pack for a range of weather conditions during your travels!

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

The chart illustrates October temperature patterns in Greenville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Greenville, October typically has an average temperature of 14°C (58°F), with highs reaching up to 33°C (91°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec343945546370757368584338
Data source: Temperature data for Greenville 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 Greenville

In Greenville in October, the precipitation amount is 108 mm (4.2 in) spread over 9 days.

October Precipitation Trends in Greenville

The chart displays monthly precipitation patterns in Greenville, 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 Greenville, October typically receives around 108 mm (4.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec651017311412590591081021087689
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Greenville

In Greenville in October, humidity is 81%. With an average temperature of 14°C (58°F), this humidity feels like a warm blanket wrapping around you, making outdoor adventures sticky and challenging, while also providing a lush, vibrant atmosphere perfect for exploring.

October Average Humidity in Greenville

This chart illustrates the average monthly humidity levels in Greenville, 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 Greenville is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%84%82%83%83%79%77%75%81%87%85%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Greenville

In Greenville in October, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Greenville.

Maximum UV Index Levels in Greenville for October

The chart shows the monthly maximum UV Index (UVI) for Greenville 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 Greenville typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3689111111109753
Data source: Greenville 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 Greenville Compares to Other Months

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

This table compares monthly weather conditions in Greenville, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)65 mm (2.5 inches)84%moderate
February Weather4°C (40°F)101 mm (4.0 inches)84%high
March Weather7°C (45°F)73 mm (2.9 inches)84%very high
April Weather12°C (54°F)114 mm (4.5 inches)82%very high
May Weather17°C (63°F)125 mm (4.9 inches)82%extreme
June Weather21°C (70°F)90 mm (3.5 inches)83%extreme
July Weather24°C (76°F)59 mm (2.3 inches)79%extreme
August Weather23°C (73°F)108 mm (4.2 inches)77%very high
September Weather20°C (68°F)101 mm (4.0 inches)75%very high
October Weather14°C (58°F)108 mm (4.2 inches)81%high
November Weather6°C (43°F)76 mm (3.0 inches)87%moderate
December Weather4°C (39°F)89 mm (3.5 inches)85%moderate

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