Water temperature in Sullivans Island
75.3
°F
October 10, 14:32
Trend:
decreasingYesterday:
75.4°FTomorrow:
75.0°F
Sunrise:
Sunset:
Day Length:
11 h. 33 min.Sullivans Island in October
Minimum:
49.3°FAverage:
56.6°FMaximum:
63.1°FSea water temperature in Sullivans Island today
As of now, in Sullivans Island, the water temperature is 75.3°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.6°F lower 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 fall a bit.Recent sea temperature and forecast
Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling 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 81.5°F on 2018, while the historical minimum was 70.1°F on 2022.
Daily water temperature in Sullivans Island
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Sep 26 | 80.2°F | 80.1°F | 79.4°F |
| Sep 27 | 80.1°F | 79.0°F | 79.3°F |
| Sep 28 | 79.8°F | 79.9°F | 79.3°F |
| Sep 29 | 80.3°F | 79.9°F | 79.3°F |
| Sep 30 | 79.8°F | 80.1°F | 79.2°F |
| Oct 1 | 79.0°F | 80.0°F | 78.9°F |
| Oct 2 | 78.2°F | 80.0°F | 78.4°F |
| Oct 3 | 76.3°F | 79.6°F | 77.8°F |
| Oct 4 | 75.7°F | 79.4°F | 77.5°F |
| Oct 5 | 75.4°F | 79.1°F | 77.2°F |
| Oct 6 | 74.7°F | 78.7°F | 76.9°F |
| Oct 7 | 76.0°F | 77.3°F | 76.6°F |
| Oct 8 | 75.9°F | 77.8°F | 76.5°F |
| Oct 9 | 75.4°F | 77.7°F | 76.2°F |
| Oct 10 | 75.3°F | 77.3°F | 76.0°F |
| Oct 11 | 75.0°F | 75.7°F | 75.7°F |
| Oct 12 | 74.6°F | 73.6°F | 75.3°F |
| Oct 13 | 74.4°F | 72.5°F | 75.1°F |
| Oct 14 | 74.4°F | 72.9°F | 75.0°F |
| Oct 15 | 74.0°F | 73.8°F | 74.7°F |
| Oct 16 | 73.7°F | 72.1°F | 74.3°F |
| Oct 17 | 73.7°F | 71.0°F | 74.4°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.