October Weather in Greenville, United States

Last updated: June 24, 2025

In Greenville, United States, the average temperature in October hovers around 12°C (54°F). Expect a range of conditions, with minimums dipping to -5°C (23°F) and maximums reaching 28°C (82°F). During this month, precipitation amounts to 134 mm (5.3 in) over 12 days, and the overall humidity sits comfortably at 78%. Prepare accordingly for a mix of crisp and refreshing weather!

October Temperature in Greenville

In October in Greenville, the average temperature is 12°C (54°F), with maximums reaching 28°C (82°F) and minimums dropping as low as -5°C (23°F). Travelers should pack for a mix of mild days and chilly nights, ensuring they are prepared for varying weather conditions.

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 12°C (54°F), with highs reaching up to 28°C (82°F) and lows dropping to around -5°C (23°F).

Data source: Temperature data for Greenville generated using information from the Copernicus Climate Change Service.

October Precipitation in Greenville

In Greenville in October, the precipitation amount is 134 mm (5.3 in) over a period of 12 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 134 mm (5.3 inches) of precipitation spread over approximately 12 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Greenville

In Greenville in October humidity is 78%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill settling in, making travel a bit uncomfortable as the air clings to your skin, leaving you feeling cooler than the thermometer suggests.

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 78%, offering insight into how humid the weather typically is during this month.

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 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Greenville, you can refer to this 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 6, which falls under the high exposure category.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	75 mm (2.9 inches)	86%	moderate
February Weather	-1°C (30°F)	88 mm (3.5 inches)	84%	moderate
March Weather	2°C (35°F)	83 mm (3.3 inches)	82%	moderate
April Weather	8°C (47°F)	132 mm (5.2 inches)	80%	very high
May Weather	14°C (58°F)	86 mm (3.4 inches)	72%	very high
June Weather	20°C (68°F)	89 mm (3.5 inches)	72%	very high
July Weather	23°C (73°F)	150 mm (5.9 inches)	67%	very high
August Weather	22°C (72°F)	97 mm (3.8 inches)	66%	very high
September Weather	18°C (65°F)	85 mm (3.3 inches)	71%	high
October Weather	12°C (54°F)	134 mm (5.3 inches)	78%	high
November Weather	4°C (40°F)	103 mm (4.0 inches)	84%	moderate
December Weather	-1°C (31°F)	124 mm (4.9 inches)	81%	low