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22°
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21°
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20°
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20°
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26°
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28°
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28°
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27°
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25°
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23°
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September is one of the best months to visit Charleston County for the best beach weather. It has the most sunshine and best sunbathing and swimming conditions of the year.
September has average maximum temperatures of 29°C (85°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 67% making it sunny but overcast at times. The hours of sunshine per day are 8.3hrs making the days long and bright. September has total rainfall of 13.2cm (5.2inches) making it quite dry with only moderate showers. There are just 9.6 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days. Sea temperatures are a very warm 27°C (81°F). September is an excellent month for swimming in Charleston County with very comfortable temperatures for bathing all day.
Also consider visiting Charleston County in one of the other best months of June, July, August, for the best beach weather.
Also consider one of our other suggestions for September.
Yes, September is a good time for sunbathing in Charleston County.
September has average maximum temperatures of 29°C (85°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 67% making it sunny but overcast at times. The hours of sunshine per day are 8.3hrs making the days long and bright. September has total rainfall of 13.2cm (5.2inches) making it quite dry with only moderate showers. There are just 9.6 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days.
More about September temperature and sunshine.
Yes, September is an excellent month for swimming in Charleston County with very warm sea temperatures 27°C (81°F).
More about September sea temperatures.
Yes, September is a great time for a holiday in Charleston County.
September has average maximum temperatures of 29°C (85°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 67% making it sunny but overcast at times. The hours of sunshine per day are 8.3hrs making the days long and bright. September has total rainfall of 13.2cm (5.2inches) making it quite dry with only moderate showers. There are just 9.6 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days. Sea temperatures are a very warm 27°C (81°F). September is an excellent month for swimming in Charleston County with very comfortable temperatures for bathing all day.
More about the September temperatures and sunshine.
Yes, Charleston County is very warm and perfect for sunbathing on clear days in September.
The average maximum temperature in Charleston County in September is 29°C (85°F). The average maximum temperature is 32°C (89°) in the previous month and 25°C (77°F) in the next month.
The average temperature in Charleston County in September is 25°C (77°F). The average temperature is 28°C (82°F) in the previous month and 20°C (68°F) in the next month.
More info about the September temperatures and sunshine.
The average day light hours per day in Charleston County in September are 12.4. The sunshine percentage is 67% making it sunny but overcast at times. The hours of sunshine per day are 8.3hrs making the days long and bright.
More about September sunshine.
The average maximum temperature in Charleston County in September is 29°C (85°F). The average maximum temperature is 32°C (89°F) in the previous month and 25°C (77°F) in the next month.
The average temperature in Charleston County in September is 25°C (77°F). The average temperature is 28°C (82°F) in the previous month and 20°C (68°F) in the next month.
The average minimum temperature in Charleston County in September is 21°C (69°F). The minimum temperature is 24°C (75°F) in the previous month and 15°C (59°F) in the next month.
During September the average day light hours are 12.4 per day in Charleston County. The sunshine percentage is 67% making it sunny but overcast at times. The hours of sunshine per day are 8.3hrs making the days long and bright.
The ultraviolet index in Charleston County in September is typically 8.7 during September. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.
The average sea water temperature in Charleston County in September is 27.2°C (81.0°F) which is very warm and ideal for relaxing and swimming for the whole day.
The average total rainfall in Charleston County in September is 13.2cm (5.2inches) and on average there are 9.6 rainy days in September making it a quite rainy time to visit the beach.
The maximum dew point (an indicator of humidity) in Charleston County in September is 22°C (72°F) which is very humid and quite uncomfortable for most unless you are on a beach. At night you would most likely require a fan. The dew point is 25°C (77°F) in the previous month and 18°C (18°F) in the next month.
The average maximum relative humidity in Charleston County in September is typically 93.9%. The maximum relative humidity is 94.6% in the previous month and 93.7% in the next month.
The average relative humidity in Charleston County in September is typically 78.6%. The average relative humidity is 79.5% in the previous month and 75.2% in the next month.
The average maximum wind speed in Charleston County in September is typically 22KM/H (14MPH). The average maximum wind speed is 22KM/H (14MPH) in the previous month and 22KM/H (14MPH) in the next month.
The average wind speed in Charleston County in September is typically 9KM/H (5MPH). The average wind speed is 8KM/H (5MPH) in the previous month and 9KM/H (5MPH) in the next month.
The average wind direction in Charleston County in September is from the East-Northeast.
Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.
Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.
