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Hilton Head Island in March

Find out everything about the water temperature in Hilton Head Island in March. Average, minimum and maximum recorded temperatures as well as daily temperature in March for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in March
Minimum:

55.1 °F

Average:

61.2 °F

Maximum:

68.4 °F

Sea water temperature in Hilton Head Island in March

In the city of Hilton Head Island, the month of March is somewhat too cool for swimming. The minimum recorded temperature during this month was 55.1°F on March 2, 2020, with an average temperature being 61.2°F and a maximum temperature reaching 68.4°F on March 29, 2020.

Most people would find such water temperature somewhat too cold for swimming. In March, the sea temperature remains relatively stable. The average temperature stays close to 61.2°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Mar 1 59.4°F 59.9°F 64.8°F
Mar 2 59.4°F 59.6°F 64.0°F
Mar 3 59.5°F 59.5°F 63.6°F
Mar 4 60.0°F 61.2°F 63.2°F
Mar 5 59.8°F 58.5°F 65.3°F
Mar 6 59.9°F 57.9°F 65.5°F
Mar 7 60.3°F 60.7°F 66.8°F
Mar 8 60.1°F 60.4°F 67.3°F
Mar 9 60.1°F 60.3°F 66.8°F
Mar 10 60.2°F 60.2°F 66.4°F
Mar 11 60.8°F 61.9°F 65.9°F
Mar 12 60.7°F 61.8°F 65.0°F
Mar 13 61.0°F 61.0°F 64.1°F
Mar 14 60.8°F 60.1°F 64.2°F
Mar 15 61.0°F 61.1°F 63.4°F
Mar 16 60.8°F 61.4°F 62.4°F
Mar 17 61.0°F 61.5°F 62.0°F
Mar 18 61.1°F 63.0°F 61.7°F
Mar 19 61.8°F 63.9°F 61.8°F
Mar 20 61.7°F 63.2°F 62.3°F
Mar 21 61.8°F 61.7°F 61.2°F
Mar 22 61.6°F 61.5°F 61.2°F
Mar 23 61.5°F 61.4°F 61.8°F
Mar 24 61.7°F 63.9°F 61.9°F
Mar 25 62.1°F 62.5°F 63.7°F
Mar 26 62.6°F 62.3°F 65.3°F
Mar 27 63.0°F 62.3°F 65.6°F
Mar 28 63.2°F 63.1°F 66.8°F
Mar 29 63.2°F 61.9°F 66.4°F
Mar 30 63.4°F 62.3°F 65.2°F
Mar 31 63.7°F 63.1°F 65.0°F

Sea water temperature in Hilton Head Island by month

In Hilton Head Island, the months May through October offer comfortable swimming conditions, which amounts to 160 swimming days. The warmest water in Hilton Head Island was recorded on August 22, 2023, reaching a 87.7°F. While the coldest temperature occurred on January 21, 2018, dipping to 46.4°F. The average readings by season are 56.8°F in Winter, 67.8°F in Spring, 83.6°F in Summer, and 74.4°F in Autumn. The average temperature in March is slightly warmer than February's average of 56.1°F. And in April, the temperature is expected to rise further, potentially reaching an average of 67.3°F.