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April Weather in Greenville, United States

Last updated: June 24, 2025

In April, the average temperature in Greenville, United States hovers around 18°C (64°F), offering a mild climate for outdoor activities. However, be prepared for a range, as the temperature can dip to a cool 1°C (34°F) and soar up to a warm 30°C (86°F). With 156 mm (6.2 in) of precipitation spread over 10 days, don't forget your umbrella! The air is notably humid, with an average humidity level of 82%, contributing to the lush environment.

April Temperature in Greenville

In April in Greenville, the average temperature is 18°C (64°F). Maximums can reach 30°C (86°F) and minimums can be as low as 1°C (34°F). This varied climate makes Greenville an ideal destination for travelers looking to experience a range of weather conditions.

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

The chart illustrates April 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, April typically has an average temperature of 18°C (64°F), with highs reaching up to 30°C (86°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec465059647480828278675451
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.

April Precipitation in Greenville

In Greenville in April, the total precipitation amount is 156 mm (6.2 in) over the course of 10 days.

April Precipitation Trends in Greenville

The chart displays monthly precipitation patterns in Greenville, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Greenville, April typically receives around 156 mm (6.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec120196166157129125931138012985128
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Greenville

In Greenville in April humidity is 82%. With an average temperature of 18°C (64°F), this humidity feels like a warm, muggy embrace that can make exploring the area feel stifling, leaving travelers drenched in sweat and longing for respite in the shade.

April Average Humidity in Greenville

This chart illustrates the average monthly humidity levels in Greenville, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Greenville is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%80%82%83%80%80%75%73%76%84%88%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Greenville

In Greenville in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Greenville.

Maximum UV Index Levels in Greenville for April

The chart shows the monthly maximum UV Index (UVI) for Greenville in April, 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 April, the maximum UV index in Greenville typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111211119764
Data source: Greenville April 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 April 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 April’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 April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)120 mm (4.7 inches)84%moderate
February Weather10°C (50°F)196 mm (7.7 inches)83%high
March Weather15°C (59°F)166 mm (6.5 inches)80%very high
April Weather18°C (64°F)156 mm (6.2 inches)82%very high
May Weather23°C (74°F)129 mm (5.1 inches)83%extreme
June Weather26°C (80°F)125 mm (4.9 inches)80%extreme
July Weather28°C (83°F)93 mm (3.7 inches)80%extreme
August Weather28°C (82°F)113 mm (4.4 inches)75%extreme
September Weather26°C (78°F)80 mm (3.1 inches)73%very high
October Weather20°C (67°F)129 mm (5.1 inches)76%high
November Weather12°C (54°F)85 mm (3.4 inches)84%high
December Weather10°C (51°F)128 mm (5.0 inches)88%moderate

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