March Weather in Greenville, United States

Last updated: June 24, 2025

In March, the average temperature in Greenville, United States hovers around 17°C (64°F), with minimums dipping to -1°C (30°F) and maximums soaring to 33°C (91°F). Expect about 48 mm (1.9 in) of precipitation over 5 days, and prepare for a notably high average humidity of 80%.

March Temperature in Greenville

In March in Greenville, the average temperature is 17°C (64°F). Maximum temperatures can reach 33°C (91°F), while minimums can drop as low as -1°C (30°F). Be prepared for fluctuating weather conditions that offer both warmth and cooler spells, making it ideal for a diverse range of outdoor activities.

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 17°C (64°F), with highs reaching up to 33°C (91°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec546063687580818179736156
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 precipitation amount is 48 mm (1.9 in) spread over the course of 5 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 48 mm (1.9 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec70914887831721811561127753111
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 80%. With an average temperature of 17°C (64°F), this humidity feels like a warm blanket wrapping around you, making travel somewhat uncomfortable as the air feels 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 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%80%76%73%74%80%79%83%77%84%88%
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 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check 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 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589101111121110864
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 Weather12°C (54°F)70 mm (2.8 inches)85%moderate
February Weather15°C (60°F)91 mm (3.6 inches)82%very high
March Weather17°C (64°F)48 mm (1.9 inches)80%very high
April Weather20°C (68°F)87 mm (3.4 inches)76%very high
May Weather24°C (76°F)83 mm (3.3 inches)73%extreme
June Weather26°C (80°F)172 mm (6.8 inches)74%extreme
July Weather27°C (81°F)181 mm (7.1 inches)80%extreme
August Weather27°C (81°F)156 mm (6.1 inches)79%extreme
September Weather26°C (80°F)112 mm (4.4 inches)83%very high
October Weather23°C (74°F)77 mm (3.0 inches)77%very high
November Weather16°C (61°F)53 mm (2.1 inches)84%high
December Weather14°C (57°F)111 mm (4.4 inches)88%moderate

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