Hilton Head Island weather in April 2025

Expect 24°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Hilton Head Island in April. Check more long-term weather averages for Hilton Head Island in April before you book your next holiday to South Carolina in 2025/2026.

  • 24°C maximum daytime temperature in April in Hilton Head Island24
    24°C max day temperature
  • 9 hours of sunshine per day
  • 7 days with some rainfall in April in Hilton Head Island7
    7 days with some rainfall
  • 13°C minimum night-time temperature in April in Hilton Head Island13
    13°C min night temperature
  • 13 hours of daylight per day in April in Hilton Head Island13
    13 hours of daylight per day
  • No heat & humidity in April in Hilton Head Island0
    No heat & humidity
  • 70 mm monthly rainfall in April in Hilton Head Island70
    70 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in April in Hilton Head Island9
    9 (Very High) UV index
  • 18°C sea temperature in April in Hilton Head Island18
    18°C sea temperature

More about Hilton Head Island

Hilton Head Island by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for South Carolina

Travel Up: Save up to 40% with flights + hotel deals

  • Combine flights + hotel & save up to 40% on holiday bookings
  • Search for holiday deals for destinations worldwide
  • Filter offers by price, board basis, star rating & more
Go to Travel Up deal >>

View all Travel Up offers

The April 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)

Back to top

More about the USA

How hot is it in Hilton Head Island in April?

Daytime temperatures usually reach 24°C in Hilton Head Island in April, falling to 13°C at night.

How sunny is it in Hilton Head Island in April?

There are normally 9 hours of bright sunshine each day in Hilton Head Island in April - that's 70% of daylight hours.

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

The average sea temperature around Hilton Head Island in April is 18°C.

Does it rain in Hilton Head Island in April?

There are usually 7 days with some rain in Hilton Head Island in April and the average monthly rainfall is 70mm.

Hilton Head Island April sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 06:11 18:43
Tuesday, 15th April 2025 05:54 18:53
Wednesday, 30th April 2025 05:37 19:03

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^