Hilton Head Island
May
Weather in Hilton Head Island for May 2025
Your guide to Hilton Head Island weather in May - trends and predictions
In general, the average temperature in Hilton Head Island at the beginning of May is 24.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 29 °F by the end of May.
Hilton Head Island in May brings notable rainfall, with an average of 16 rainy days and a total precipitation of 134.9 mm.
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Temperatures
Rain 🌧️
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15
Dry days
16
Rainy days
0
Snow days
26°/21°
Temperatures
22 km/h
Avg max wind
73 %
Avg humidity
Hilton Head Island in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  25° | 2  24° | 3 24° | 4 22° | |||
| 5 25° | 6  25° | 7 26° | 8  27° | 9  30° | 10  24° | 11 23° |
| 12 26° | 13 23° | 14 26° | 15 28° | 16 28° | 17 25° | 18 27° |
| 19 25° | 20 23° | 21 23° | 22 25° | 23 26° | 24  27° | 25 30° |
| 26 29° | 27 29° | 28 31° | 29 30° | 30 28° | 31 26° |
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Temperatures trend during May in Hilton Head Island
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 | Partly cloudy | 25° /19° | 3.7 mm | 7 | |
| May 2 | Patchy rain possible | 24° /20° | 0.2 mm | 5 | |
| May 3 | Partly cloudy | 24° /21° | 0 mm | 6 | |
| May 4 | Light rain shower | 22° /21° | 3.5 mm | 5 | |
| May 5 | Light rain shower | 25° /21° | 8.2 mm | 5 | |
| May 6 | Moderate or heavy rain shower | 25° /22° | 12.2 mm | 6 | |
| May 7 | Patchy rain possible | 26° /22° | 0.1 mm | 6 | |
| May 8 | Sunny | 27° /22° | 0 mm | 7 | |
| May 9 | Thundery outbreaks possible | 30° /22° | 0.3 mm | 7 | |
| May 10 | Patchy light rain with thunder | 24° /20° | 31.6 mm | 5 | |
| May 11 | Sunny | 23° /16° | 0 mm | 6 | |
| May 12 | Sunny | 26° /17° | 0 mm | 7 | |
| May 13 | Patchy rain possible | 23° /20° | 0.4 mm | 5 | |
| May 14 | Patchy light rain with thunder | 26° /20° | 35.9 mm | 6 | |
| May 15 | Patchy rain possible | 28° /21° | 2.3 mm | 6 | |
| May 16 | Partly cloudy | 28° /20° | 0.1 mm | 7 | |
| May 17 | Patchy rain possible | 25° /23° | 0 mm | 6 | |
| May 18 | Patchy rain possible | 27° /22° | 10.1 mm | 6 | |
| May 19 | Moderate or heavy rain shower | 25° /20° | 17.4 mm | 6 | |
| May 20 | Light rain shower | 23° /19° | 1.6 mm | 5 | |
| May 21 | Partly cloudy | 23° /19° | 0 mm | 6 | |
| May 22 | Patchy rain possible | 25° /21° | 0 mm | 6 | |
| May 23 | Partly cloudy | 26° /22° | 0 mm | 7 | |
| May 24 | Patchy light rain | 27° /22° | 2.8 mm | 6 | |
| May 25 | Thundery outbreaks possible | 30° /22° | 1.4 mm | 7 | |
| May 26 | Partly cloudy | 29° /22° | 0.3 mm | 7 | |
| May 27 | Sunny | 29° /24° | 1 mm | 7 | |
| May 28 | Sunny | 31° /23° | 1.8 mm | 8 | |
| May 29 | Sunny | 30° /21° | 0 mm | 8 | |
| May 30 | Sunny | 28° /20° | 0 mm | 7 | |
| May 31 | Sunny | 26° /21° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Hilton Head Island in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Hilton Head Island forecast closer to your planned date for the most up-to-date weather information.
Hilton Head Island in May - FAQ
What are the expected maximum and minimum temperatures in Hilton Head Island during May?
During May, expect a variety of temperatures with highs around 26° and lows near 21°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hilton Head Island during May?
Significant rainfall exceeding 134.9 mm is expected in Hilton Head Island during May, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hilton Head Island during May?
The average wind speed in Hilton Head Island during May is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Hilton Head Island
Explore the daily rainfall trends and prepare for Hilton Head Islands May weather 💧
UV exposure in Hilton Head Island during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Hilton Head Island?Get accurate weather forecasts for Hilton Head Island, located at latitude 32.194 and longitude -80.738. Stay updated with localized weather information tailored for Hilton Head Island.
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