Hilton Head Island weather in October
Temperature, sea and sunshine in October: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in October
Excellent
Best time to visit: May – October
What is the weather like in Hilton Head Island in October?
In October, Hilton Head Island is warm: daytime highs average 24 °C, and nights cool down to about 18 °C. The sea averages 24.2 °C – pleasant for swimming. Expect around 6 hours of sunshine a day. Rain falls on about 7 days, adding up to 84 mm. All in all, October is an excellent month for a holiday in Hilton Head Island.
October compared
How the weather changes from September to November. Tap a month to open it.
| SeptemberSep | OctoberOct | NovemberNov | |
|---|---|---|---|
| Score | 78 | 80 | 38 |
| Day | 28° | 24° | 19° |
| Night | 23° | 18° | 13° |
| Sea | 28° | 24° | 20° |
| Sun | 6 h | 6 h | 6 h |
| Rain days | 13 | 7 | 6 |
More details for October
- Daylight
- 11 h 26 min07:25 – 18:52
- UV index
- 6 · highclear sky, noon (estimate)All months
- Muggy days
- 13 daysdew point 18 °C or moreAll months
- Wind
- 20 km/haverage daily peakAll months
- Cloud cover
- 42 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC−4America/New_York
How the score comes together
- Temperatureweight 35 %82 %
- Seaweight 25 %100 %
- Sunshineweight 20 %57 %
- Few rainy daysweight 20 %76 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in October
- Swimwear
- Sunscreen
Hilton Head Island in October: quick answers
Is Hilton Head Island hot in October?
Warm rather than hot: in October, daytime highs in Hilton Head Island average 24 °C and nights cool to about 18 °C.
Can you swim in Hilton Head Island in October?
Yes. In October the sea averages 24.2 °C – pleasant for swimming.
Does it rain much in Hilton Head Island in October?
Rain falls on about 7 days, adding up to 84 mm.
Hilton Head Island month by month
The whole year in Hilton Head IslandAll destinations: USAWhere to go in OctoberSea temperature in October
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences