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March Weather in Greenville, United States

Last updated: June 24, 2025

In March, the average temperature in Greenville, United States hovers around 5°C (42°F), with a notable range between a crisp -14°C (7°F) and a mild 24°C (75°F). During this month, expect about 114 mm (4.5 in) of precipitation over 13 days, contributing to an average humidity level of 87%. Whether you're bracing for chill or welcoming warmth, be prepared for a dynamic climate!

March Temperature in Greenville

In March in Greenville, the average temperature is 5°C (42°F), with maximums reaching 24°C (75°F) and minimums plummeting to -14°C (7°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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 5°C (42°F), with highs reaching up to 24°C (75°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec303342516372757368574135
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.

March Precipitation in Greenville

In Greenville in March, the total precipitation amount is 114 mm (4.5 in), distributed over the course of 13 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 114 mm (4.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec749711410114112710710088989282
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Greenville

In Greenville in March humidity is 87%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and travel less inviting as the air becomes heavy and oppressive.

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.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%85%81%82%81%73%73%78%89%87%
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.
JanFebMarAprMayJunJulAugSepOctNovDec356910111098643
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.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)74 mm (2.9 inches)88%moderate
February Weather0°C (33°F)97 mm (3.8 inches)88%moderate
March Weather5°C (42°F)114 mm (4.5 inches)87%high
April Weather11°C (51°F)101 mm (4.0 inches)85%very high
May Weather17°C (64°F)141 mm (5.6 inches)81%very high
June Weather22°C (72°F)127 mm (5.0 inches)82%extreme
July Weather24°C (76°F)107 mm (4.2 inches)81%very high
August Weather23°C (73°F)100 mm (3.9 inches)73%very high
September Weather20°C (69°F)88 mm (3.5 inches)73%very high
October Weather14°C (57°F)98 mm (3.9 inches)78%high
November Weather5°C (41°F)92 mm (3.6 inches)89%moderate
December Weather2°C (36°F)82 mm (3.2 inches)87%moderate

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