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August Weather in Greenville, United States

Last updated: June 24, 2025

In August, the average temperature in Greenville, United States is a pleasant 23°C (74°F). Daily highs can soar up to 35°C (95°F), while chilly nights may dip as low as 10°C (50°F). You can expect about 101 mm (4.0 in) of precipitation spread over 12 days, with an average humidity of 76% adding to the tropical feel.

August Temperature in Greenville

In August in Greenville, the average temperature is 23°C (74°F). Maximums can reach 35°C (95°F), while minimums can drop to as low as 10°C (50°F). Be prepared for warm days and cooler nights while enjoying all that Greenville has to offer!

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

The chart illustrates August 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, August typically has an average temperature of 23°C (74°F), with highs reaching up to 35°C (95°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec323439485968747366574435
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.

August Precipitation in Greenville

In Greenville in August, the precipitation amount is 101 mm (4.0 in) spread over 12 days.

August Precipitation Trends in Greenville

The chart displays monthly precipitation patterns in Greenville, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Greenville, August typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec739099128103981301029313399121
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Greenville

In Greenville in August humidity is 76%. With an average temperature of 23°C (74°F), this humidity feels like a warm, thick blanket wrapping around you, making outdoor exploration feel a bit sluggish and requiring frequent breaks for hydration and respite from the heat.

August Average Humidity in Greenville

This chart illustrates the average monthly humidity levels in Greenville, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Greenville is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%82%79%75%78%76%76%76%75%80%80%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Greenville

In Greenville in August, 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 August

The chart shows the monthly maximum UV Index (UVI) for Greenville in August, 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 August, the maximum UV index in Greenville typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3568910998642
Data source: Greenville August 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 August 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 August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)73 mm (2.9 inches)84%moderate
February Weather1°C (34°F)90 mm (3.5 inches)84%moderate
March Weather4°C (39°F)99 mm (3.9 inches)82%high
April Weather9°C (49°F)127 mm (5.0 inches)79%very high
May Weather15°C (59°F)103 mm (4.1 inches)75%very high
June Weather20°C (68°F)98 mm (3.8 inches)78%very high
July Weather23°C (74°F)130 mm (5.1 inches)76%very high
August Weather23°C (74°F)101 mm (4.0 inches)76%very high
September Weather19°C (67°F)93 mm (3.7 inches)75%very high
October Weather14°C (57°F)133 mm (5.3 inches)75%high
November Weather7°C (44°F)99 mm (3.9 inches)80%moderate
December Weather2°C (36°F)121 mm (4.8 inches)80%low

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