Clinton (CT) water temp
This data the coastal Clinton 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 Clinton
Water temperature in Clinton today is 69.6°F. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Clinton was recorded in 2015 and was 74.7°F, and the coldest 69.6°F. Sea water temperature in Clinton is expected to rise to 69.8°F in the next 10 days. September average water temperature in Clinton is 70.7°F, the minimum temperature is 66.2°F, and the maximum is 77.2°F.
The swimming season in Clinton lasts from July to September. During those months, Clinton water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Clinton in winter reaches 41.7°F, in spring 45.3°F, in summer the average temperature rises to 68.7°F, and in autumn it is 63.5°F.
Clinton water temperature now
| September 10, 2025 |
|---|
| today temp |
| 69.6°F |
| September 9, 2025 |
|---|
| yesterday temp |
| 69.6°F |
The ocean salinity in Clinton is 27.48‰, and the average salinity of the World Ocean is 35‰.
Surf Forecast in Clinton 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 Clinton. 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 Clinton. Data in table shown for September 10, 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 |
|---|---|---|---|
| 2' 8" | 2' 7" | 2' 6" | 2' 5" |
| 0.81 m | 0.8 m | 0.76 m | 0.74 m |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| 2' 6" | 2' 6" | 2' 4" | 2' 1" |
| 0.75 m | 0.77 m | 0.7 m | 0.63 m |
Surf report in Clinton
Clinton weather forecast
Current temperature and weather
Data in a table show Clinton temperature today (September 10, 2025). For more information and forecast for a few days, go to the weather forecast Clinton.
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
 |  | | |
| 64°F | 61.3°F | 60.6°F | 62.8°F |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| | | |
| 65.5°F | 67.8°F | 67.3°F | 66.2°F |
You may also be interested in other sections of our site for Clinton: Sunrise and Sunset, Tides
Clinton water temperature by month
These figures shows the average, minimum and maximum monthly sea temperature in Clinton. 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 Clinton 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 | 40.6°F | 34.9°F | 48.6°F | cold |
| Ocean water temperature in Clinton in January | ||||
| February | 37.4°F | 31.6°F | 42.1°F | cold |
| Ocean water temperature in Clinton in February | ||||
| March | 38.8°F | 32.4°F | 49.3°F | cold |
| Ocean water temperature in Clinton in March | ||||
| April | 44.2°F | 36°F | 52.3°F | cold |
| Ocean water temperature in Clinton in April | ||||
| May | 52.7°F | 45°F | 64.4°F | cold |
| Ocean water temperature in Clinton in May | ||||
| June | 62.6°F | 55°F | 70.3°F | cold |
| Ocean water temperature in Clinton in June | ||||
| July | 70.9°F | 64°F | 76.3°F | warm |
| Ocean water temperature in Clinton in July | ||||
| August | 72.9°F | 68.4°F | 78.1°F | warm |
| Ocean water temperature in Clinton in August | ||||
| September | 70.7°F | 66.2°F | 77.2°F | warm |
| Ocean water temperature in Clinton in September | ||||
| October | 64.4°F | 57.2°F | 70.2°F | cold |
| Ocean water temperature in Clinton in October | ||||
| November | 55.6°F | 48.2°F | 63.1°F | cold |
| Ocean water temperature in Clinton in November | ||||
| December | 46.9°F | 40.3°F | 54.1°F | cold |
| Ocean water temperature in Clinton in December | ||||
Chart monthly average water temperature in Clinton
