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October Weather in Mount Pleasant, United States

Last updated: June 24, 2025

In October, the average temperature in Mount Pleasant, United States is a pleasant 17°C (64°F). However, temperatures can vary significantly, with a minimum of 1°C (33°F) and a maximum soaring to 37°C (98°F). Expect a fair amount of rain, with 117 mm (4.6 in) of precipitation spread over approximately 10 days. Additionally, the average humidity sits comfortably at 74%, creating a typically humid atmosphere.

October Temperature in Mount Pleasant

In October in Mount Pleasant, the average temperature is 17°C (64°F). The maximum can reach 37°C (98°F), and the minimum can be as low as 1°C (33°F). This wide temperature range makes it essential to pack for both warm and cool weather while traveling.

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

The chart illustrates October 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, October typically has an average temperature of 17°C (64°F), with highs reaching up to 37°C (98°F) and lows dropping to around 1°C (33°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.

October Precipitation in Mount Pleasant

In Mount Pleasant in October, the total precipitation amount is 117 mm (4.6 in) recorded over a span of 10 days.

October Precipitation Trends in Mount Pleasant

The chart displays monthly precipitation patterns in Mount Pleasant, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Mount Pleasant, October typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec11017517216311312812012811811774147
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Mount Pleasant

In Mount Pleasant in October, humidity is 74%. With an average temperature of 17°C (64°F), this humidity feels like a warm, sticky embrace that can make outdoor activities somewhat uncomfortable, especially for travelers who enjoy exploring. It's advisable to stay hydrated and take frequent breaks in the shade to fully enjoy your adventures.

October Average Humidity in Mount Pleasant

This chart illustrates the average monthly humidity levels in Mount Pleasant, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Mount Pleasant is approximately 74%, 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 October generated using information from the Copernicus Climate Change Service.

October UV Index in Mount Pleasant

In Mount Pleasant in October, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Mount Pleasant.

Maximum UV Index Levels in Mount Pleasant for October

The chart shows the monthly maximum UV Index (UVI) for Mount Pleasant in October, 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 October, the maximum UV index in Mount Pleasant typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46710101111109753
Data source: Mount Pleasant October 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 October 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 October’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 October’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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