Water temperature in Sullivans Island
45.5
°F
February 10, 01:14
Trend:
stableYesterday:
45.8°FTomorrow:
45.9°F
Sunrise:
Sunset:
Day Length:
10 h. 53 min.Sullivans Island in February
Minimum:
51.0°FAverage:
56.9°FMaximum:
67.6°FSea water temperature in Sullivans Island today
As of now, in Sullivans Island, the water temperature is 45.5°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 9.6°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 rise 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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 60.9°F on 2016, while the historical minimum was 50.0°F on 2022.
Daily water temperature in Sullivans Island
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Jan 27 | 50.4°F | 44.2°F | 53.4°F |
| Jan 28 | 49.5°F | 45.2°F | 53.4°F |
| Jan 29 | 50.2°F | 45.8°F | 53.3°F |
| Jan 30 | 48.7°F | 46.9°F | 53.4°F |
| Jan 31 | 47.7°F | 47.9°F | 53.2°F |
| Feb 1 | 47.8°F | 47.7°F | 53.1°F |
| Feb 2 | 46.1°F | 48.6°F | 53.2°F |
| Feb 3 | 45.5°F | 49.2°F | 53.1°F |
| Feb 4 | 44.9°F | 51.0°F | 53.3°F |
| Feb 5 | 45.7°F | 52.6°F | 53.7°F |
| Feb 6 | 46.0°F | 52.3°F | 54.0°F |
| Feb 7 | 46.1°F | 54.2°F | 54.2°F |
| Feb 8 | 46.9°F | 54.8°F | 54.6°F |
| Feb 9 | 45.8°F | 56.8°F | 55.4°F |
| Feb 10 | 45.5°F | 56.4°F | 55.1°F |
| Feb 11 | 45.9°F | 56.8°F | 55.5°F |
| Feb 12 | 46.3°F | 56.8°F | 55.9°F |
| Feb 13 | 46.9°F | 56.4°F | 56.4°F |
| Feb 14 | 46.3°F | 55.7°F | 55.9°F |
| Feb 15 | 46.0°F | 56.0°F | 55.6°F |
| Feb 16 | 46.2°F | 54.2°F | 55.8°F |
| Feb 17 | 46.5°F | 54.3°F | 56.1°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.