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October Weather in Greenville, United States

Last updated: June 24, 2025

In October, the average temperature in Greenville, United States hovers around 21°C (71°F). Expect a range from a chilly 2°C (35°F) to a sweltering 36°C (97°F). The month brings about 107 mm (4.2 in) of precipitation, typically spread over 8 days, with an average humidity level of 74%. Prepare for varied weather and pack accordingly!

October Temperature in Greenville

In October in Greenville, the average temperature is 21°C (71°F). The maximum can reach 36°C (97°F), while the minimum can drop to as low as 2°C (35°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both warm and cool weather.

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 21°C (71°F), with highs reaching up to 36°C (97°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec505761667479818178705753
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 total precipitation amount is 107 mm (4.2 in), occurring over a span of 8 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 107 mm (4.2 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec1061199912111913611612510710769133
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 74%. With an average temperature of 21°C (71°F), this humidity feels like traveling through a warm, damp blanket, making outdoor excursions feel sticky and a bit stifling, often prompting the need for frequent breaks to stay refreshed.

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 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%82%79%77%74%70%78%78%79%74%83%86%
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 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 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 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111111121110864
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 Weather10°C (50°F)106 mm (4.2 inches)83%moderate
February Weather14°C (57°F)119 mm (4.7 inches)82%very high
March Weather16°C (62°F)98 mm (3.9 inches)79%very high
April Weather19°C (66°F)121 mm (4.8 inches)77%extreme
May Weather23°C (74°F)119 mm (4.7 inches)74%extreme
June Weather26°C (79°F)136 mm (5.3 inches)70%extreme
July Weather27°C (81°F)116 mm (4.6 inches)78%extreme
August Weather27°C (81°F)125 mm (4.9 inches)78%extreme
September Weather25°C (78°F)107 mm (4.2 inches)79%very high
October Weather21°C (71°F)107 mm (4.2 inches)74%very high
November Weather14°C (57°F)69 mm (2.7 inches)83%high
December Weather12°C (53°F)133 mm (5.2 inches)86%moderate

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