March Weather in Greenville, United States

Last updated: June 24, 2025

In March, the average temperature in Greenville, United States hovers around 3°C (38°F). Be prepared for a range of conditions, with minimums dipping to -15°C (4°F) and maximums reaching 24°C (75°F). Expect about 111 mm (4.4 in) of precipitation spread over 14 days, contributing to a high average humidity of 87%.

March Temperature in Greenville

In March in Greenville, the average temperature is 3°C (38°F), with maximums reaching up to 24°C (75°F) and minimums dropping as low as -15°C (4°F). This variation in temperature makes it essential for travelers to pack accordingly, ensuring they are prepared for both warm and cold conditions.

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 3°C (38°F), with highs reaching up to 24°C (75°F) and lows dropping to around -15°C (4°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 111 mm (4.4 in) during 14 days, indicating a significant amount of rainfall for that period.

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 111 mm (4.4 inches) of precipitation spread over approximately 14 days.

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

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Millimeters (mm) Inches (in)

March Humidity in Greenville

In Greenville in March humidity is 87%. With an average temperature of 3°C (38°F), this humidity feels like a chilly blanket wrapped around you, making travel quite uncomfortable as the cold dampness seeps into your clothes and lingers in the air, often leaving you shivering and longing for warmer, drier conditions.

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 87%, 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 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 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 6, which falls under the 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	-2°C (28°F)	96 mm (3.8 inches)	88%	moderate
February Weather	-1°C (31°F)	102 mm (4.0 inches)	88%	moderate
March Weather	3°C (38°F)	111 mm (4.4 inches)	87%	high
April Weather	9°C (48°F)	130 mm (5.1 inches)	87%	very high
May Weather	15°C (60°F)	140 mm (5.5 inches)	81%	very high
June Weather	20°C (68°F)	138 mm (5.4 inches)	83%	very high
July Weather	23°C (73°F)	138 mm (5.4 inches)	82%	very high
August Weather	21°C (71°F)	102 mm (4.0 inches)	76%	very high
September Weather	19°C (66°F)	100 mm (3.9 inches)	77%	very high
October Weather	13°C (55°F)	124 mm (4.9 inches)	82%	high
November Weather	4°C (40°F)	105 mm (4.1 inches)	89%	moderate
December Weather	1°C (34°F)	102 mm (4.0 inches)	86%	low