Hilton Head Weather in September: Temperature, Precipitation, Wind
Hilton Head, United States in September experiences warm and pleasant weather conditions, characteristic of its subtropical climate. The average temperature hovers around 28.2°C (82.7°F), providing comfortable conditions for visitors and residents alike. Daytime temperatures peak at 34.6°C (94.4°F), while nighttime lows dip to a mild 22.5°C (72.4°F).
Humidity levels in September average 50.6%, contributing to a “feels like” temperature of 28.1°C (82.6°F). The island’s coastal location moderates temperature extremes, resulting in a relatively small diurnal temperature range. Precipitation during September averages 2.14 inches (54.4 mm), with rain occurring on approximately 8 days throughout the month.
Wind speeds in Hilton Head during September average 25.6 km/h (15.9 mph), with gusts reaching up to 39.6 km/h (24.6 mph). The prevailing winds, combined with the warm temperatures, create ideal conditions for water activities at popular beaches such as Coligny Beach and Folly Field Beach.
September in Hilton Head boasts clear skies and abundant sunshine. The average cloud cover is a mere 18.8%, allowing for excellent visibility of 15.7 km (9.8 miles). UV index levels remain high at 8.1, necessitating proper sun protection for outdoor activities.
Sunrise occurs around 7:23 AM, while sunset takes place at approximately 7:44 PM, providing ample daylight hours for exploring Hilton Head’s attractions, including the Harbour Town Lighthouse and Sea Pines Forest Preserve. The combination of warm temperatures, low precipitation, and clear skies makes September an excellent time to visit Hilton Head Island for outdoor enthusiasts and beachgoers.
What is the temperature in Hilton Head in September?
Average air temperature in Hilton Head is 28.2°C (82.7°F) in September. The outside temperature in Hilton Head feels like 28.1°C (82.6°F) on a typical September day. The highest average temperature during sunny days is 34.6°C (94.4°F) and feels like 34.3°C (93.7°F). The lowest average temperature after dark is 22.5°C (72.4°F) which feels like 22.5°C (72.5°F).
How hot is Hilton Head in September?
The hot temperature in September in Hilton Head rises to 41.7°C (107.1°F) on sunny days with low cloud coverage and 50.6% humidity. During hottest days of September it feels like 41.2 °C (106.2°F). The average maximum temp in Hilton Head is 34.6°C (106.2°F) during day time in September.
How cold is Hilton Head in September?
The coldest temp in Hilton Head in September drops to 18.4°C (65.1°F) during the cold nights. With 25.6km/h (15.9mph) winds and 50.6% humidity it feels like 18.4°C (65.1°F) on the coldest nights. The average minimum temperature is 22.5°C (72.4°F) during night time in September.
Does it rain in Hilton Head in September?
Yes, it rains for 8 days in Hilton Head, United States in September averaging 2.14 mm of precipitation. Hilton Head has a 26.7% chance for rain throughout the entire month of September.
How much does it rain in Hilton Head throughout September?
Hilton Head has 2.14 mm (0.08 inch) of rain per day on average in September. It rains for an average of 8 days out of the entire month.
Is Hilton Head windy in September?
The average speed of wind in Hilton Head, United States during September is 25.6km/h (15.9mph) and average windgust is 39.6km/h (24.6mph). On some days in September wind can reach up to 46.1km/h (28.6mph).
What is the direction of the wind in Hilton Head in September?
Most days of September the wind is blowing from Southeast direction in Hilton Head.
What are the humidity levels in Hilton Head in September?
The average humidity levels in Hilton Head in September are 50.6%. Daily humidity levels in Hilton Head range from 27.3% to 89.2% during September.
How many hours of daylight are in Hilton Head in September?
Hilton Head has 12 hours 21 minutes of daylight in September on average. Sunset and sunrise times gradually change throughout the month. Sunrise in Hilton Head in September is at 7:23:00 and the sunset is at 19:44:37.
What is the cloud coverage in Hilton Head in September?
Clouds cover 18.8% of the sky on average throughout September in Hilton Head. The cloud coverage ranges from 0% to 95.5% depending on the day of the month.
What is the UV level in September in Hilton Head?
The average UV index in Hilton Head is 8.1 in September. UV levels change throughout the month and range from 3 to 9.
What is the solar radiation in Hilton Head in September?
The average solar radiation is 229.6 W/m2 (Watts per square meter) in Hilton Head during September. However solar radiation levels change throughout the month and range from 63.2 W/m2 to 287.5 W/m2.
What is the solar energy during September in Hilton Head?
The average solar energy during September in Hilton Head is 19.8 MJ/m2 (megajoules per square metre). Solar energy ranges from 5.4 MJ/m2, to 25 MJ/m2 during September.
Are there severe weather risks in Hilton Head in September?
Yes, there is a 28% risk for severe weather in Hilton Head, United States in September.
What is the air pressure in Hilton Head in September?
On average the air pressure in Hilton Head in September is 1011.8 mb (millibars). Throughout the month the sea level pressure ranges from 1005.6 mb to 1017.1 mb.
What is the visibility in Hilton Head in September?
The average daylight visibility in Hilton Head in September is 15.7 km (9.8 miles). Depending on the precipitation the visibility ranges from 13.2 km (8.2 miles) to 16 km (9.9 miles) throughout September.
What is the dew point in Hilton Head in September?
The average dew point in Hilton Head during September is 15.4°C (59.7°F).
Where is the data for Hilton Head climate in September coming from?
The climate data for Hilton Head, South Carolina, United States in September is collected from the following weather stations.
- ABILENE DYESS AFB, TX US
- SWEETWATER AVENGER FIELD, TX US
- ABILENE REGIONAL AIRPORT, TX US
- BRONTE 11 NNE, TX US
- HAMBY TX US
- KABI
- KDYS