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August Weather in Summersville, United States

Last updated: June 24, 2025

In August, the average temperature in Summersville, United States is a pleasant 25°C (77°F), with a minimum of 14°C (57°F) and a maximum soaring to 37°C (99°F). Expect about 111 mm (4.4 in) of precipitation over approximately 12 days, while the air remains comfortably humid at an average of 74%.

August Temperature in Summersville

In August in Summersville, the average temperature is 25°C (77°F). Maximums can reach 37°C (99°F), while minimums can drop as low as 14°C (57°F). This makes it an ideal time for travelers seeking warm weather with comfortable cool evenings.

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

The chart illustrates August temperature patterns in Summersville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Summersville, August typically has an average temperature of 25°C (77°F), with highs reaching up to 37°C (99°F) and lows dropping to around 14°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec384350576875797772624643
Data source: Temperature data for Summersville 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 Summersville

In Summersville, in August, the precipitation amount is 111 mm (4.4 in) over a span of 12 days.

August Precipitation Trends in Summersville

The chart displays monthly precipitation patterns in Summersville, 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 Summersville, August typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec10017913914311516112411112212588144
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Summersville

In Summersville in August humidity is 74%. With an average temperature of 25°C (77°F), this humidity feels like a warm, muggy blanket wrapping around you, making travel a bit more challenging as you find yourself sticky and in need of frequent breaks to hydrate and cool down.

August Average Humidity in Summersville

This chart illustrates the average monthly humidity levels in Summersville, 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 Summersville is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%82%83%83%80%74%71%78%88%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Summersville

In Summersville 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 Summersville.

Maximum UV Index Levels in Summersville for August

The chart shows the monthly maximum UV Index (UVI) for Summersville 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 Summersville typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3679101111109753
Data source: Summersville 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 Summersville Compares to Other Months

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

This table compares monthly weather conditions in Summersville, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)100 mm (3.9 inches)87%moderate
February Weather6°C (43°F)179 mm (7.0 inches)86%high
March Weather10°C (50°F)139 mm (5.5 inches)86%high
April Weather14°C (58°F)143 mm (5.6 inches)82%very high
May Weather20°C (69°F)115 mm (4.5 inches)82%very high
June Weather24°C (75°F)161 mm (6.4 inches)83%extreme
July Weather26°C (79°F)124 mm (4.9 inches)80%extreme
August Weather25°C (77°F)111 mm (4.4 inches)74%very high
September Weather22°C (72°F)122 mm (4.8 inches)71%very high
October Weather16°C (62°F)125 mm (4.9 inches)78%high
November Weather8°C (47°F)88 mm (3.5 inches)88%moderate
December Weather6°C (43°F)144 mm (5.7 inches)88%moderate

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