Which is the hottest month in Hilton Head Island?

The hottest time of year in Hilton Head Island is normally July. Expect maximum daytime temperatures to reach 32°C with very high heat and humidity.

Which month has the most rain in Hilton Head Island?

In terms of rainfall, August is usually the wettest month in Hilton Head Island with 193mm on average. There are normally 13 days in August with some rain.

When is it sunniest in Hilton Head Island?

The sunniest time of year in Hilton Head Island is normally April with bright sunshine on average for 70% of daylight hours; that's 9 hours of sunshine per day.

When is the sea warmest in Hilton Head Island?

The sea is usually at its warmest in Hilton Head Island in August when the water temperature reaches 28°C.

Best time to visit Hilton Head Island

Q: When is the best time to visit Hilton Head Island?

The best time to visit Hilton Head Island is April and May based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

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Hilton Head Island by month

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

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When is the best time to visit Hilton Head Island?

The best time to visit Hilton Head Island is April and May based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

1.5
Jan
1.5
Feb
4
Mar
4.5
Apr
4.5
May
4
Jun
3.5
Jul
3.5
Aug
4
Sep
4
Oct
3
Nov
1.5
Dec

Change criteria

Max Day Temperature (°C)

14
Jan
16
Feb
20
Mar
24
Apr
28
May
31
Jun
32
Jul
31
Aug
29
Sep
25
Oct
20
Nov
16
Dec

Hours of Sunshine (daily)

6
Jan
7
Feb
8
Mar
9
Apr
9
May
9
Jun
9
Jul
8
Aug
7
Sep
7
Oct
6
Nov
6
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for South Carolina (Hilton Head Island) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

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