Is it warm enough to swim in Hilton Head in April?

April Overview

  • High temperature: 76°F (24°C)
  • Low temperature: 56°F (13°C)
  • Hours daylight/sun: 9 hours
  • Water temperature: 67°F (0°C)

In April temperatures start to reach a warm 76°F on Hilton Head Island. With the Atlantic Ocean already heated to a 70°F water temperature, you can enjoy a full on beach vacation without the crowds that arrive later in the summer. April is also the least rainy month with 5 rain days on average and the sun shines for 9 hours on average each day. At times, and especially during the night, temperatures can still drop to 56°F in April so do pack an extra sweater or two for the nights out!

Besides hanging out on the beach, the conditions are ideal for getting active too. From watersports to cycling along the beach to playing golf on one of the 20 stunning golf course - there is something for everyone. Golf enthusiasts surely mustn’t miss the RBC Heritage PGA Golf Tournament.

They say there’s no such thing as perfect, but April on Hilton Head Island comes pretty close. Warm weather, sunny days, and the lowest humidity of the year make this month the perfect time to visit our coastal island retreat.

With daily highs of 76 degrees and a few potential 80 plus days, April is the beginning of pool weather on the Island. Sun yourself poolside, take a refreshing dip and even hit the beaches for a walk or picnic.

Get outside and take advantage of the rapidly rising temperatures with a wildlife tour, historic bike adventure, or take in the beauty of sunrise on the beach. Remember to pack some warmer layers for night time excursions and or a day at sea.

With little more than a day or two of rain per week during the month of April, it’s a great time to experience Hilton Head Island. Intermittent showers mixed with low humidity and lots of sun provide the perfect backdrop for Lowcountry boils, sandy beach walks, and dinner under the stars.

It may not be exactly summer, but April sure does bring a lot of sun to Hilton Head Island. Visitors can expect an average 11 days of mainly clear skies, as well as a total of 277 hours of sunlight this month. Easily the sunniest month on the Island, the balmy temperatures make April the perfect month for any type of endurance sport or lengthy physical activity on Hilton Head.

Despite April’s reputation for showers, April on Hilton Head Island means the lowest humidity of the year.  Enjoy sunrise morning walks at 83 percent humidity, and be refreshed by 46 percent humidity during your early afternoon bike tour.

Is it warm enough to swim in Hilton Head Island in April? Average water temperature in Hilton Head Island in April is 66.4°F and therefore is not suitable for comfortable swimming. The warmest sea in Hilton Head Island in April is 73.8°F, and the coldest is 57.6°F. Average high air temperature in Hilton Head Island in April is 71°F, and average low temperature is 54°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Hilton Head Island

Changes water temperature in Hilton Head Island in April 2022, 2021

To get an accurate forecast for the water temperature in Hilton Head Island for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Hilton Head Island, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of April.

You can choose any other years:

Day20222021MinMaxApril 165.3°F63°F57.6°F68°FApril 264.9°F62.1°F58.5°F68°FApril 365.1°F61.3°F59°F68.4°FApril 465.3°F61.7°F58.6°F68.5°FApril 565.5°F62.6°F58.8°F69.1°FApril 667.3°F62.4°F59°F68.4°FApril 767.3°F63.5°F60.4°F68.4°FApril 866.6°F64.6°F61.7°F68.7°FApril 965.1°F64.9°F61.7°F70°FApril 1064.9°F64.6°F61.3°F69.8°FApril 1164.9°F64.9°F60.8°F68.4°FApril 1268°F65.3°F62.1°F68.4°FApril 1368.4°F66°F62.8°F69.1°FApril 1468.7°F66.6°F62.8°F69.8°FApril 1568.4°F66.7°F64.2°F70°F

Day20222021MinMaxApril 1668°F66.2°F63.7°F70.5°FApril 1768.7°F66.4°F63.5°F70.7°FApril 1869.3°F66.7°F64°F70.9°FApril 1969.3°F67.1°F64.2°F71.6°FApril 2068.9°F67.6°F63.9°F72.7°FApril 2168.7°F67.6°F63.9°F72.9°FApril 2269.3°F66.6°F64°F73°FApril 2369.6°F66.4°F64.2°F73°FApril 2470.7°F66.4°F64.4°F72.7°FApril 2571.2°F66.4°F65.5°F72.5°FApril 2671.6°F67.3°F66°F72.9°FApril 2772.3°F68.5°F66.2°F72.3°FApril 2872°F69.6°F66.9°F72.9°FApril 2971.6°F69.6°F66.7°F72.9°FApril 3072.5°F70.3°F67.3°F73.8°F

Is it warm enough to swim in Hilton Head in April?

Average water temperature in Hilton Head Island in April over a decade

2013201420152016201764°F65.5°F67.1°F66.4°F69.6°F

2018201920202021202263.5°F66.4°F69.1°F65.8°F68.4°F

Hilton Head Island sea state in April

Chart comparing the height of waves in Hilton Head Island in April over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Is it warm enough to swim in Hilton Head in April?

Weather and climate in Hilton Head Island in April

This data display average monthly climate indicators in Hilton Head Island in April based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature71°F
  • Average LOW temperature54°F
  • Average rainfall days7 days
  • Average rainfall76mm/3''
  • Average daylight13h
  • Average sunshine9h
  • Average UV index9

Hilton Head Island water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in April?

Want to know where the water temperature in April is good for swimming? Select the continent of interest, the day of the month and the required water temperature

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  • Water temperature:

 Average temperature   Maximum temperature

Temperature in neighboring cities

The nearest locations with the average water temperature in April. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

  • Is it warm enough to swim in Hilton Head in April?
  • Is it warm enough to swim in Hilton Head in April?

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Our report for Hilton Head Island is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

Can you swim in April in Hilton Head?

Hilton Head Island's official beach season is April 1st through September 30th of each year. During the official beach season, life guards are stationed in each of the designated swimming areas and other heavily populated beach areas for assistance.

Is it warm enough to swim in South Carolina in April?

Ocean surface temperature in Myrtle Beach in April averages between 61-67°F (15-21°C), warm enough for a brief swim or wade if you don't mind colder water.

Is Hilton Head warm enough for spring break?

If you are looking for a pleasantly mild and quiet place to enjoy Spring Break - look no further - Hilton Head Island in March is the ideal destination. Highs of 69°F might even allow you to enjoy some of the 8 daily sunshine hours while relaxing on the stunning beaches.

Is April a good time to visit Hilton Head SC?

The best time to visit Hilton Head is April and May as well as September and October. Spring and fall offer fewer crowds and lower lodging rates all the while maintaining temperatures that are still beach-friendly. Summer is also a great time to visit the island, as the weather is perfect for swimming in the ocean.