Hilton Head Island weather in October 2025

Expect 25°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Hilton Head Island in October. Check more long-term weather averages for Hilton Head Island in October before you book your next holiday to South Carolina in 2025/2026.

  • 25°C maximum daytime temperature in October in Hilton Head Island25
    25°C max day temperature
  • 7 hours of sunshine per day
  • 6 days with some rainfall in October in Hilton Head Island6
    6 days with some rainfall
  • 15°C minimum night-time temperature in October in Hilton Head Island15
    15°C min night temperature
  • 11 hours of daylight per day in October in Hilton Head Island11
    11 hours of daylight per day
  • Low heat & humidity in October in Hilton Head IslandL
    Low heat & humidity
  • 71 mm monthly rainfall in October in Hilton Head Island71
    71 mm of monthly rainfall
  • UV (maximum) index 6 (High) in October in Hilton Head Island6
    6 (High) UV index
  • 24°C sea temperature in October in Hilton Head Island24
    24°C sea temperature

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The October weather guide for South Carolina (Hilton Head Island) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Hilton Head Island in October?

Daytime temperatures usually reach 25°C in Hilton Head Island in October with low heat and humidity, falling to 15°C at night.

How sunny is it in Hilton Head Island in October?

There are normally 7 hours of bright sunshine each day in Hilton Head Island in October - that's 63% of daylight hours.

How warm is the sea around Hilton Head Island in October?

The average sea temperature around Hilton Head Island in October is 24°C.

Does it rain in Hilton Head Island in October?

There are usually 6 days with some rain in Hilton Head Island in October and the average monthly rainfall is 71mm.

What is the chance of a hurricane in Hilton Head Island in October?

On average less than 1 day in October in Hilton Head Island is likely to be affected by the passage of one or more tropical storms.

Hilton Head Island October sunrise & sunset times

Browse the sunrise and sunset times for Hilton Head Island in October 2025. Select a month to view Hilton Head Island sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:17 18:07
Thursday, 16th October 2025 06:28 17:49
Friday, 31st October 2025 06:39 17:33

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