Georgetown (SC) water temp
This data the coastal Georgetown ocean water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.
Current ocean temperature in Georgetown
Water temperature in Georgetown today is 79.7°F. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Georgetown was recorded in 2018 and was 81.5°F, and the coldest was recorded in 2020 at 75.7°F. Sea water temperature in Georgetown is expected to drop to 76.3°F in the next 10 days. September average water temperature in Georgetown is 80.6°F, the minimum temperature is 74.1°F, and the maximum is 84.9°F.
The swimming season in Georgetown lasts from May to November. During those months, Georgetown water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Georgetown in winter reaches 60.1°F, in spring 66.6°F, in summer the average temperature rises to 81.3°F, and in autumn it is 73.8°F.
Georgetown water temperature now
| September 27, 2025 |
|---|
| today temp |
| 79.7°F |
| September 26, 2025 |
|---|
| yesterday temp |
| 79.5°F |
The ocean salinity in Georgetown is 33.33‰, and the average salinity of the World Ocean is 35‰.
Surf Forecast in Georgetown for today
Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Georgetown. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Georgetown. Data in table shown for September 27, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
| 1' 7" | 1' 7" | 1' 7" | 1' 8" |
| 0.47 m | 0.47 m | 0.47 m | 0.51 m |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| 1' 10" | 1' 11" | 2' 1" | 2' 2" |
| 0.56 m | 0.59 m | 0.64 m | 0.66 m |
Surf report in Georgetown
Georgetown weather forecast
Current temperature and weather
Data in a table show Georgetown temperature today (September 27, 2025). For more information and forecast for a few days, go to the weather forecast Georgetown.
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
 |  | | |
| 77.2°F | 73.4°F | 72.5°F | 76.5°F |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
 |  |  | |
| 80.4°F | 81°F | 79.5°F | 76.8°F |
You may also be interested in other sections of our site for Georgetown: Sunrise and Sunset, Tides
Georgetown water temperature by month
These figures shows the average, minimum and maximum monthly sea temperature in Georgetown. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Georgetown on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve
| Month | Avr | Min | Max | |
|---|---|---|---|---|
| January | 59.5°F | 43.5°F | 69.8°F | cold |
| Ocean water temperature in Georgetown in January | ||||
| February | 58.8°F | 47.5°F | 68.2°F | cold |
| Ocean water temperature in Georgetown in February | ||||
| March | 61.2°F | 52.3°F | 67.5°F | cold |
| Ocean water temperature in Georgetown in March | ||||
| April | 65.7°F | 56.8°F | 73.8°F | cold |
| Ocean water temperature in Georgetown in April | ||||
| May | 73°F | 65.7°F | 81°F | warm |
| Ocean water temperature in Georgetown in May | ||||
| June | 79.2°F | 71.4°F | 84.6°F | hot |
| Ocean water temperature in Georgetown in June | ||||
| July | 82.2°F | 78.4°F | 86.9°F | hot |
| Ocean water temperature in Georgetown in July | ||||
| August | 82.4°F | 79°F | 86°F | hot |
| Ocean water temperature in Georgetown in August | ||||
| September | 80.6°F | 74.1°F | 84.9°F | hot |
| Ocean water temperature in Georgetown in September | ||||
| October | 73.9°F | 67.1°F | 81.9°F | warm |
| Ocean water temperature in Georgetown in October | ||||
| November | 66.6°F | 55.8°F | 74.1°F | cold |
| Ocean water temperature in Georgetown in November | ||||
| December | 61.7°F | 47.3°F | 70.9°F | cold |
| Ocean water temperature in Georgetown in December | ||||
Chart monthly average water temperature in Georgetown
