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August Weather in Greeneville, United States

Last updated: June 24, 2025

In Greeneville, United States, the average temperature in August is a pleasant 23°C (74°F). Expect minimums around 12°C (54°F) and maximums soaring to 33°C (91°F). During this time, the area sees about 113 mm (4.4 in) of precipitation, spread over 13 days, with an average humidity level of 66%. Perfect for those who enjoy a touch of warmth with occasional rain!

August Temperature in Greeneville

In August in Greeneville, the average temperature is 23°C (74°F). Maximums can reach 33°C (91°F) and minimums can be as low as 12°C (54°F). This climate makes Greeneville an ideal destination for travelers looking to enjoy warm days and cool evenings.

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

The chart illustrates August temperature patterns in Greeneville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Greeneville, August typically has an average temperature of 23°C (74°F), with highs reaching up to 33°C (91°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec394449576672757470604642
Data source: Temperature data for Greeneville 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 Greeneville

In Greeneville in August, the precipitation amount is 113 mm (4.4 in) over the course of 13 days.

August Precipitation Trends in Greeneville

The chart displays monthly precipitation patterns in Greeneville, 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 Greeneville, August typically receives around 113 mm (4.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec93148130137129115931139012079127
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Greeneville

In Greeneville in August humidity is 66%. With an average temperature of 23°C (74°F), this humidity feels like a warm embrace, making outdoor activities slightly uncomfortable but still enjoyable for travelers who are properly hydrated and prepared for the moist conditions.

August Average Humidity in Greeneville

This chart illustrates the average monthly humidity levels in Greeneville, 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 Greeneville is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%84%84%83%79%66%67%76%89%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Greeneville

In Greeneville in August, 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 Greeneville.

Maximum UV Index Levels in Greeneville for August

The chart shows the monthly maximum UV Index (UVI) for Greeneville 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 Greeneville typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36810111111109753
Data source: Greeneville 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 Greeneville Compares to Other Months

Weather in Greeneville varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Greeneville, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Greeneville, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)93 mm (3.6 inches)88%moderate
February Weather7°C (45°F)148 mm (5.8 inches)88%high
March Weather10°C (50°F)130 mm (5.1 inches)87%very high
April Weather14°C (57°F)137 mm (5.4 inches)84%very high
May Weather19°C (66°F)129 mm (5.1 inches)84%extreme
June Weather22°C (72°F)115 mm (4.5 inches)83%extreme
July Weather24°C (76°F)93 mm (3.7 inches)79%extreme
August Weather23°C (74°F)113 mm (4.4 inches)66%very high
September Weather21°C (70°F)90 mm (3.6 inches)67%very high
October Weather16°C (61°F)120 mm (4.7 inches)76%high
November Weather8°C (46°F)79 mm (3.1 inches)89%moderate
December Weather6°C (42°F)127 mm (5.0 inches)88%moderate

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