Quonochontaug water temp
This data the coastal Quonochontaug 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 Quonochontaug
Water temperature in Quonochontaug today is 68°F. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Quonochontaug was recorded in 2021 and was 71.4°F, and the coldest was recorded in 2013 at 64.6°F. Sea water temperature in Quonochontaug is expected to drop to 66°F in the next 10 days. September average water temperature in Quonochontaug is 67.6°F, the minimum temperature is 63.3°F, and the maximum is 72.5°F.
The swimming season in Quonochontaug lasts from July to September. During those months, Quonochontaug water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Quonochontaug in winter reaches 44.1°F, in spring 45.5°F, in summer the average temperature rises to 66.4°F, and in autumn it is 62.1°F.
Quonochontaug water temperature now
| September 18, 2025 |
|---|
| today temp |
| 68°F |
| September 17, 2025 |
|---|
| yesterday temp |
| 67.8°F |
The ocean salinity in Quonochontaug is 29.32‰, and the average salinity of the World Ocean is 35‰.
Surf Forecast in Quonochontaug 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 Quonochontaug. 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 Quonochontaug. Data in table shown for September 18, 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 |
|---|---|---|---|
| 4' 0" | 3' 8" | 3' 3" | 2' 11" |
| 1.23 m | 1.13 m | 1 m | 0.89 m |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
| 2' 7" | 2' 5" | 2' 3" | 2' 2" |
| 0.8 m | 0.74 m | 0.69 m | 0.65 m |
Surf report in Quonochontaug
Quonochontaug weather forecast
Current temperature and weather
Data in a table show Quonochontaug temperature today (September 18, 2025). For more information and forecast for a few days, go to the weather forecast Quonochontaug.
| 0-3 h | 3-6 h | 6-9 h | 9-12 h |
|---|---|---|---|
 |  | |  |
| 66.9°F | 66.9°F | 66.6°F | 66.6°F |
| 12-15 h | 15-18 h | 18-21 h | 21-24 h |
|---|---|---|---|
 |  | |  |
| 67.6°F | 70.3°F | 71.2°F | 69.6°F |
You may also be interested in other sections of our site for Quonochontaug: Sunrise and Sunset, Tides
Quonochontaug water temperature by month
These figures shows the average, minimum and maximum monthly sea temperature in Quonochontaug. 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 Quonochontaug 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 | 43.2°F | 37.6°F | 49.3°F | cold |
| Ocean water temperature in Quonochontaug in January | ||||
| February | 39.9°F | 33.3°F | 45.1°F | cold |
| Ocean water temperature in Quonochontaug in February | ||||
| March | 40.5°F | 33.8°F | 50.4°F | cold |
| Ocean water temperature in Quonochontaug in March | ||||
| April | 44.2°F | 36.9°F | 51.4°F | cold |
| Ocean water temperature in Quonochontaug in April | ||||
| May | 51.6°F | 44.6°F | 63.3°F | cold |
| Ocean water temperature in Quonochontaug in May | ||||
| June | 60.6°F | 54°F | 69.1°F | cold |
| Ocean water temperature in Quonochontaug in June | ||||
| July | 68.4°F | 62.4°F | 73.8°F | warm |
| Ocean water temperature in Quonochontaug in July | ||||
| August | 70°F | 66°F | 73.9°F | warm |
| Ocean water temperature in Quonochontaug in August | ||||
| September | 67.6°F | 63.3°F | 72.5°F | cold |
| Ocean water temperature in Quonochontaug in September | ||||
| October | 62.6°F | 55.8°F | 67.8°F | cold |
| Ocean water temperature in Quonochontaug in October | ||||
| November | 55.9°F | 50°F | 62.4°F | cold |
| Ocean water temperature in Quonochontaug in November | ||||
| December | 48.9°F | 42.6°F | 54.5°F | cold |
| Ocean water temperature in Quonochontaug in December | ||||
Chart monthly average water temperature in Quonochontaug
