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March Weather in Greenville, United States

Last updated: June 24, 2025

In Greenville, United States, the average temperature in March hovers around 2°C (36°F), with potential extremes ranging from a chilly -18°C (-1°F) to a pleasant 22°C (72°F). During this time, expect an average precipitation of 63 mm (2.5 in) over about 9 days, resulting in a cozy average humidity of 86%. Embrace the unique climate of Greenville as you experience all it has to offer!

March Temperature in Greenville

In March in Greenville, the average temperature is 2°C (36°F), with maximums reaching 22°C (72°F) and minimums dropping as low as -18°C (-1°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

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 2°C (36°F), with highs reaching up to 22°C (72°F) and lows dropping to around -18°C (-1°F).
JanFebMarAprMayJunJulAugSepOctNovDec252636465969747164523831
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 63 mm (2.5 in) spread over a duration of 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 63 mm (2.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec6263639012812365741161296166
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 86%. With an average temperature of 2°C (36°F), this humidity feels like a biting chill that clings to your skin, making outdoor exploration uncomfortable and dampening any enthusiasm for travel.

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 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%87%82%81%78%79%80%82%87%86%
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 reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, 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 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
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-4°C (25°F)62 mm (2.4 inches)87%low
February Weather-4°C (26°F)63 mm (2.5 inches)87%moderate
March Weather2°C (36°F)63 mm (2.5 inches)86%moderate
April Weather8°C (46°F)90 mm (3.5 inches)87%very high
May Weather15°C (59°F)128 mm (5.0 inches)82%very high
June Weather21°C (69°F)123 mm (4.8 inches)81%very high
July Weather24°C (75°F)65 mm (2.6 inches)78%very high
August Weather22°C (72°F)74 mm (2.9 inches)79%very high
September Weather18°C (65°F)116 mm (4.5 inches)79%high
October Weather11°C (52°F)129 mm (5.1 inches)82%moderate
November Weather3°C (38°F)61 mm (2.4 inches)87%moderate
December Weather-1°C (31°F)66 mm (2.6 inches)86%low

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