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August Weather in Mount Pleasant, United States

Last updated: June 24, 2025

In August, the average temperature in Mount Pleasant, United States hovers around 25°C (78°F), creating a pleasant atmosphere for outdoor activities. However, temperatures can vary significantly, with a minimum of 15°C (59°F) and a maximum of 35°C (95°F). Visitors should also prepare for a bit of rain, as 128 mm (5.0 in) of precipitation is expected over 14 days. With an average humidity of 67%, it's best to stay hydrated and enjoy the vibrant surroundings!

August Temperature in Mount Pleasant

In August in Mount Pleasant, the average temperature is 25°C (78°F). Maximums can reach 35°C (95°F) and minimums can be as low as 15°C (59°F). This makes it an ideal time for travelers looking to enjoy warm weather while still having cooler evenings.

August Weather in Mount Pleasant: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Mount Pleasant, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mount Pleasant, August typically has an average temperature of 25°C (78°F), with highs reaching up to 35°C (95°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec414654597076807874634946
Data source: Temperature data for Mount Pleasant 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 Mount Pleasant

In Mount Pleasant in August, the precipitation amount is 128 mm (5.0 in) over a span of 14 days.

August Precipitation Trends in Mount Pleasant

The chart displays monthly precipitation patterns in Mount Pleasant, 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 Mount Pleasant, August typically receives around 128 mm (5.0 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec11017517216311312812012811811774147
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Mount Pleasant

In Mount Pleasant in August humidity is 67%. With an average temperature of 25°C (78°F), this humidity feels like traveling through a warm, heavy blanket that wraps around you, making outdoor activities feel a bit more strenuous, but also enveloping you in a tropical embrace that can be refreshing if you take breaks in the shade.

August Average Humidity in Mount Pleasant

This chart illustrates the average monthly humidity levels in Mount Pleasant, 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 Mount Pleasant is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%85%82%83%82%78%67%64%75%87%89%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Mount Pleasant

In Mount Pleasant 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 Mount Pleasant.

Maximum UV Index Levels in Mount Pleasant for August

The chart shows the monthly maximum UV Index (UVI) for Mount Pleasant 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 Mount Pleasant typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46710101111109753
Data source: Mount Pleasant 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 Mount Pleasant Compares to Other Months

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

This table compares monthly weather conditions in Mount Pleasant, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)110 mm (4.3 inches)87%moderate
February Weather8°C (46°F)175 mm (6.9 inches)87%high
March Weather12°C (54°F)172 mm (6.8 inches)85%high
April Weather15°C (60°F)163 mm (6.4 inches)82%very high
May Weather21°C (70°F)113 mm (4.5 inches)83%very high
June Weather25°C (77°F)128 mm (5.0 inches)82%extreme
July Weather26°C (80°F)120 mm (4.7 inches)78%extreme
August Weather25°C (78°F)128 mm (5.0 inches)67%very high
September Weather23°C (74°F)118 mm (4.7 inches)64%very high
October Weather17°C (64°F)117 mm (4.6 inches)74%high
November Weather9°C (49°F)74 mm (2.9 inches)87%moderate
December Weather8°C (46°F)147 mm (5.8 inches)88%moderate

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