Water temperature in Charleston
82.5
°F
September 19, 14:49
Trend:
decreasingYesterday:
82.7°FTomorrow:
82.0°F
Sunrise:
Sunset:
Day Length:
12 h. 15 min.Charleston in September
Minimum:
48.6°FAverage:
55.5°FMaximum:
63.2°FSea water temperature in Charleston today
As of now, in Charleston, the water temperature is 82.5°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 1.6°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 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 86.7°F on 2023, while the historical minimum was 76.2°F on 2024.
Daily water temperature in Charleston
| Date |
Current Year
actual* / forecast** |
last year | 10 years average |
|---|---|---|---|
| Sep 5 | 84.1°F | 78.2°F | 82.6°F |
| Sep 6 | 84.2°F | 79.4°F | 82.4°F |
| Sep 7 | 85.1°F | 79.9°F | 82.4°F |
| Sep 8 | 85.4°F | 80.8°F | 82.5°F |
| Sep 9 | 83.9°F | 80.1°F | 82.1°F |
| Sep 10 | 83.4°F | 79.6°F | 82.0°F |
| Sep 11 | 83.2°F | 79.5°F | 81.8°F |
| Sep 12 | 82.2°F | 78.2°F | 81.4°F |
| Sep 13 | 83.1°F | 77.0°F | 81.3°F |
| Sep 14 | 83.1°F | 77.3°F | 81.4°F |
| Sep 15 | 84.0°F | 77.9°F | 81.5°F |
| Sep 16 | 84.7°F | 77.1°F | 81.4°F |
| Sep 17 | 84.1°F | 75.4°F | 80.9°F |
| Sep 18 | 82.7°F | 76.2°F | 80.9°F |
| Sep 19 | 82.5°F | 76.6°F | 80.9°F |
| Sep 20 | 82.0°F | 77.1°F | 80.4°F |
| Sep 21 | 82.0°F | 77.8°F | 80.3°F |
| Sep 22 | 81.8°F | 78.3°F | 80.2°F |
| Sep 23 | 81.5°F | 77.5°F | 79.9°F |
| Sep 24 | 81.4°F | 78.9°F | 79.8°F |
| Sep 25 | 81.2°F | 78.8°F | 79.6°F |
| Sep 26 | 81.0°F | 79.7°F | 79.3°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.