Hilton Head Island weather in January 2026

Expect 14°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Hilton Head Island in January based on long-term weather averages. There is usually 10 days with some rainfall and 91 mm of average monthly rainfall in January.

  • 14°C maximum daytime temperature in January in Hilton Head Island14
    14°C max day temperature
  • 6 hours of sunshine per day
  • 10 days with some rainfall in January in Hilton Head Island10
    10 days with some rainfall
  • 4°C minimum night-time temperature in January in Hilton Head Island4
    4°C min night temperature
  • 10 hours of daylight per day in January in Hilton Head Island10
    10 hours of daylight per day
  • No heat & humidity in January in Hilton Head Island0
    No heat & humidity
  • 91 mm monthly rainfall in January in Hilton Head Island91
    91 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in January in Hilton Head Island3
    3 (Moderate) UV index
  • 17°C sea temperature in January in Hilton Head Island17
    17°C sea temperature

More about Hilton Head Island

Hilton Head Island by month

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The January 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 warm is it in Hilton Head Island in January?

Daytime temperatures usually reach 14°C in Hilton Head Island in January, falling to 4°C at night.

How sunny is it in Hilton Head Island in January?

There are normally 6 hours of bright sunshine each day in Hilton Head Island in January - that's 55% of daylight hours.

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

The average sea temperature around Hilton Head Island in January is 17°C.

Does it rain in Hilton Head Island in January?

There are usually 10 days with some rain in Hilton Head Island in January and the average monthly rainfall is 91mm.

Hilton Head Island January sunrise & sunset times

Browse the sunrise and sunset times for Hilton Head Island in January 2026. Select a month to view Hilton Head Island sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:24 17:29
Friday, 16th January 2026 07:24 17:42
Saturday, 31st January 2026 07:17 17:56

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