Hilton Head Island weather in June 2025

Q: How hot is it in Hilton Head Island in June?

Daytime temperatures usually reach 31°C in Hilton Head Island in June with high heat and humidity, falling to 21°C at night.

Q: How sunny is it in Hilton Head Island in June?

There are normally 9 hours of bright sunshine each day in Hilton Head Island in June - that's 65% of daylight hours.

Q: How warm is the sea around Hilton Head Island in June?

The average sea temperature around Hilton Head Island in June is 26°C.

Q: Does it rain in Hilton Head Island in June?

There are usually 11 days with some rain in Hilton Head Island in June and the average monthly rainfall is 144mm.

Q: What is the chance of a cyclone in Hilton Head Island in June?

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

Expect 31°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Hilton Head Island in June. Check more long-term weather averages for Hilton Head Island in June before you book your next holiday to South Carolina in 2025/2026.

31
31°C max day temperature
9
9 hours of sunshine per day
11
11 days with some rainfall
21
21°C min night temperature
14
14 hours of daylight per day
H
High heat & humidity
144
144 mm of monthly rainfall
10
10 (Very High) UV index
26
26°C sea temperature

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The June 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)

More about the USA

How hot is it in Hilton Head Island in June?

Daytime temperatures usually reach 31°C in Hilton Head Island in June with high heat and humidity, falling to 21°C at night.

How sunny is it in Hilton Head Island in June?

There are normally 9 hours of bright sunshine each day in Hilton Head Island in June - that's 65% of daylight hours.

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

The average sea temperature around Hilton Head Island in June is 26°C.

Does it rain in Hilton Head Island in June?

There are usually 11 days with some rain in Hilton Head Island in June and the average monthly rainfall is 144mm.

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

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

Hilton Head Island June sunrise & sunset times

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

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

Date	Sunrise times	Sunset times
Sunday, 1st June 2025	05:17	19:25
Sunday, 15th June 2025	05:16	19:31
Monday, 30th June 2025	05:20	19:34

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South Carolina - quick facts
Flight time^✝	11.5 hours
Time difference	UK -5 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Beaches Culture
Tourist info	South Carolina Department of Parks, Recreation & Tourism