What is the current water temperature in Hilton Head Island?

As of now, in Hilton Head Island, the water temperature is 26.17°F. It's safe to say that the water is comfortably warm for various water-related activities.

United States > Hilton Head Island

Water temperature in Hilton Head Island

Detailed information about the current water temperature in Hilton Head Island. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.

79.1

°F

June 1, 13:29

Trend:

stable

Yesterday:

79.9°F

Tomorrow:

79.3°F

Sunrise:

06:17

Sunset:

20:24

Day Length:

14 h. 7 min.

Hilton Head Island in June

Minimum:

49.9°F

Average:

56.8°F

Maximum:

63.5°F

Sea water temperature in Hilton Head Island today

As of now, in Hilton Head Island, the water temperature is 79.1°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.6°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 82.2°F on 2019, while the historical minimum was 70.8°F on 2023.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 79.9°F, with minimum temperature starting at 79.3°F, while the maximum might reach 80.6°F.

Daily water temperature in Hilton Head Island

Date	Current Year actual* / forecast**	last year	10 years average
May 18	76.6°F	76.3°F	75.3°F
May 19	77.1°F	76.5°F	75.8°F
May 20	77.5°F	76.1°F	76.2°F
May 21	77.3°F	76.5°F	76.4°F
May 22	78.0°F	76.7°F	76.9°F
May 23	78.7°F	76.4°F	76.9°F
May 24	78.9°F	77.3°F	77.3°F
May 25	78.9°F	78.0°F	77.5°F
May 26	78.9°F	79.3°F	77.8°F
May 27	77.5°F	80.0°F	77.9°F
May 28	78.4°F	79.4°F	78.2°F
May 29	78.7°F	81.3°F	78.6°F
May 30	76.6°F	79.5°F	78.2°F
May 31	79.9°F	79.4°F	78.6°F
Jun 1	79.1°F	79.0°F	78.5°F
Jun 2	79.3°F	78.5°F	78.6°F
Jun 3	79.4°F	79.7°F	78.8°F
Jun 4	79.8°F	78.9°F	79.2°F
Jun 5	80.0°F	79.5°F	79.4°F
Jun 6	80.1°F	79.8°F	79.5°F
Jun 7	80.3°F	81.2°F	79.6°F
Jun 8	80.6°F	81.7°F	79.9°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

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 162 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 24, 2025, dipping to 44.6°F. The average readings by season are 56.6°F in Winter, 67.8°F in Spring, 83.6°F in Summer, and 74.4°F in Autumn.