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October Weather in Summerville, United States

Last updated: June 24, 2025

In Summerville, United States, the average temperature in October hovers around 13°C (55°F). During this time, temperatures can dip as low as -3°C (28°F) and soar to a maximum of 29°C (84°F). Expect 128 mm (5.0 in) of precipitation spread across about 14 days, with an average humidity of 81%, creating a notably damp atmosphere.

October Temperature in Summerville

In October in Summerville, the average temperature is 13°C (55°F). The maximum can reach 29°C (84°F), while the minimum can dip as low as -3°C (28°F). Travelers should be prepared for a wide range of temperatures during this time.

October Weather in Summerville: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Summerville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Summerville, October typically has an average temperature of 13°C (55°F), with highs reaching up to 29°C (84°F) and lows dropping to around -3°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec283239496068737165554034
Data source: Temperature data for Summerville 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 Summerville

In Summerville in October, the precipitation amount is 128 mm (5.0 in) over a span of 14 days.

October Precipitation Trends in Summerville

The chart displays monthly precipitation patterns in Summerville, 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 Summerville, October typically receives around 128 mm (5.0 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec100123106135156139137105125128100106
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Summerville

In Summerville in October, humidity is 81%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making strolls outdoors feel heavy and slightly oppressive, which may be less than ideal for travelers looking to explore comfortably.

October Average Humidity in Summerville

This chart illustrates the average monthly humidity levels in Summerville, 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 Summerville is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%89%88%80%79%74%64%67%81%89%88%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Summerville

In Summerville in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Summerville, you can refer to this Hourly UV Index in Summerville.

Maximum UV Index Levels in Summerville for October

The chart shows the monthly maximum UV Index (UVI) for Summerville 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 Summerville typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Summerville 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 Summerville Compares to Other Months

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

This table compares monthly weather conditions in Summerville, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)100 mm (3.9 inches)89%moderate
February Weather0°C (32°F)123 mm (4.8 inches)90%moderate
March Weather4°C (39°F)106 mm (4.2 inches)89%high
April Weather9°C (49°F)135 mm (5.3 inches)88%very high
May Weather15°C (60°F)156 mm (6.1 inches)80%very high
June Weather20°C (68°F)139 mm (5.5 inches)79%very high
July Weather23°C (73°F)137 mm (5.4 inches)74%very high
August Weather22°C (71°F)105 mm (4.1 inches)64%very high
September Weather18°C (65°F)125 mm (4.9 inches)67%very high
October Weather13°C (55°F)128 mm (5.0 inches)81%high
November Weather4°C (40°F)100 mm (3.9 inches)89%moderate
December Weather1°C (34°F)106 mm (4.2 inches)88%low

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