March Weather in Greenville, United States

Last updated: June 24, 2025

In Greenville, United States, the average temperature in March sits at a comfortable 12°C (54°F). However, be prepared for a range of weather, as temperatures can dip to a chilling -6°C (22°F) or soar to a warm 30°C (87°F). Expect about 69 mm (2.7 in) of precipitation over 9 days, accompanied by an average humidity of 80%, making this month a season of varied climatic conditions.

March Temperature in Greenville

In March in Greenville, the average temperature is 12°C (54°F). The maximum can reach 30°C (87°F), while the minimum can drop as low as -6°C (22°F). It's a time to prepare for a wide range of temperatures, so pack accordingly for your trip!

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

The chart illustrates March 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, March typically has an average temperature of 12°C (54°F), with highs reaching up to 30°C (87°F) and lows dropping to around -6°C (22°F).

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

March Precipitation in Greenville

In Greenville in March, the precipitation amount is 69 mm (2.7 in) spread over 9 days.

March Precipitation Trends in Greenville

The chart displays monthly precipitation patterns in Greenville, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Greenville, March typically receives around 69 mm (2.7 inches) of precipitation spread over approximately 9 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

March Humidity in Greenville

In Greenville in March, humidity is 80%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket that wraps around you, making it feel much cooler and damp. Traveling in these conditions might leave you feeling chilly and slightly uncomfortable, as the moisture in the air clings to your skin and clothes, turning each step into a soggy endeavor.

March Average Humidity in Greenville

This chart illustrates the average monthly humidity levels in Greenville, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Greenville is approximately 80%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Greenville

In Greenville in March, 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 March

The chart shows the monthly maximum UV Index (UVI) for Greenville in March, 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 March, the maximum UV index in Greenville typically reaches 8, which falls under the very high exposure category.

Data source: Greenville March 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 March 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 March’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 March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	86 mm (3.4 inches)	84%	moderate
February Weather	10°C (50°F)	89 mm (3.5 inches)	81%	high
March Weather	12°C (54°F)	69 mm (2.7 inches)	80%	very high
April Weather	17°C (63°F)	99 mm (3.9 inches)	80%	very high
May Weather	21°C (71°F)	113 mm (4.4 inches)	81%	extreme
June Weather	25°C (77°F)	133 mm (5.2 inches)	82%	extreme
July Weather	27°C (80°F)	138 mm (5.4 inches)	83%	extreme
August Weather	26°C (79°F)	161 mm (6.3 inches)	82%	very high
September Weather	24°C (75°F)	133 mm (5.2 inches)	80%	very high
October Weather	19°C (67°F)	72 mm (2.9 inches)	79%	very high
November Weather	12°C (54°F)	96 mm (3.8 inches)	83%	moderate
December Weather	9°C (49°F)	105 mm (4.1 inches)	84%	moderate