Hilton Head Island, us-South Carolina State, USA Weather Information
Local Time
2026-03-11 20:40:24 Eastern Standard TimeWeather in the past year
Sun & Astronomy
In Hilton Head Island, us-South Carolina State, USA, today's sunrise time is 07:35, sunset time is 19:30, nautical twilight begins at 06:43, nautical twilight ends at 20:21, astronomical twilight begins at 06:15, astronomical twilight ends at 20:50.
Temperature Analysis
In Hilton Head Island, us-South Carolina State, USA region, the lowest temperature occurs in January 2025, with an average temperature of about 7°C.
The highest temperature occurs in July 2025, with a maximum temperature of up to 28.3°C.
Based on historical data, the average temperature in January is 7°C, February is 13.5°C, March is 15.7°C, April is 20.7°C, May is 24.2°C, June is 26.8°C, July is 28.3°C, August is 26.1°C, September is 24.2°C, October is 19.3°C, November is 15.3°C, December is 11.6°C.
Wind Analysis
In Hilton Head Island, us-South Carolina State, USA region, the lowest wind speed occurs in December 2025, with an average wind speed of about 34.9 km/h.
The highest wind speed occurs in March 2025, with a maximum wind speed of up to 45 km/h.
Based on historical data, the average wind speed in January is 38.3 km/h, February is 38.9 km/h, March is 45 km/h, April is 43.6 km/h, May is 40.9 km/h, June is 38.9 km/h, July is 37.6 km/h, August is 37 km/h, September is 36.3 km/h, October is 43.4 km/h, November is 35.1 km/h, December is 34.9 km/h.
Sunshine Duration Analysis
In Hilton Head Island, us-South Carolina State, USA region, the lowest sunshine duration occurs in December 2025, with an average sunshine duration of about 6.4 hours.
The highest sunshine duration occurs in July 2025, with a maximum sunshine duration of up to 12.2 hours.
Based on historical data, the average sunshine duration in January is 7.1 hours, February is 8.3 hours, March is 9.3 hours, April is 11.7 hours, May is 10.3 hours, June is 11.6 hours, July is 12.2 hours, August is 9.4 hours, September is 10.4 hours, October is 8.3 hours, November is 9.4 hours, December is 6.4 hours.
Precipitation Analysis
In Hilton Head Island, us-South Carolina State, USA region, the lowest precipitation occurs in November 2025, with an average precipitation of about 0.2 mm.
The highest precipitation occurs in August 2025, with a maximum precipitation of up to 12 mm.
Based on historical data, the average precipitation in January is 2.3 mm, February is 1.5 mm, March is 2.8 mm, April is 0.4 mm, May is 5.5 mm, June is 2.9 mm, July is 3.2 mm, August is 12 mm, September is 2.5 mm, October is 5 mm, November is 0.2 mm, December is 2.3 mm.