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Hilton Head Island weather in July 2025
Expect 32°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Hilton Head Island in July. Check more long-term weather averages for Hilton Head Island in July before you book your next holiday to South Carolina in 2025/2026.
- 3232°C max day temperature
- 9 hours of sunshine per day
- 1313 days with some rainfall
- 2323°C min night temperature
- 1414 hours of daylight per day
- VHVery High heat & humidity
- 171171 mm of monthly rainfall
- 1010 (Very High) UV index
- 2828°C sea temperature
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Recommended for South Carolina
The July 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 July?
Daytime temperatures usually reach 32°C in Hilton Head Island in July with very high heat and humidity, falling to 23°C at night.
How sunny is it in Hilton Head Island in July?
There are normally 9 hours of bright sunshine each day in Hilton Head Island in July - that's 64% of daylight hours.
How warm is the sea around Hilton Head Island in July?
The average sea temperature around Hilton Head Island in July is 28°C.
Does it rain in Hilton Head Island in July?
There are usually 13 days with some rain in Hilton Head Island in July and the average monthly rainfall is 171mm.
What is the chance of a hurricane in Hilton Head Island in July?
On average less than 1 day in July in Hilton Head Island is likely to be affected by the passage of one or more tropical storms.
Hilton Head Island July sunrise & sunset times
Browse the sunrise and sunset times for Hilton Head Island in July 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 July 2025 | 05:20 | 19:34 |
Wednesday, 16th July 2025 | 05:28 | 19:30 |
Thursday, 31st July 2025 | 05:38 | 19:21 |
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