Connecticut water temperature in January

Is Connecticut warm enough to swim in winter? In January sea water temperature throughout Connecticut is not yet warm enough for swimming and does not exceed 68°F. Based on average water temperature observations over the past ten years, the warmest ocean in Connecticut in January was 42.6°F (in Stonington), and the coldest sea 39.6°F (in Byram). To find out the sea temperature today and in the coming days, go to Current sea temperature in Connecticut

Connecticut sea surface temp in January

Connecticut cities and resorts with the values of the average water temperature in January in recent years.
For more detailed information about water temperature, surf forecast, weather and time of sunrise and sunset in any specific area of your interest, just click on a city name. For ease of search, all places are also grouped by the first letter of the name.

To find out what the water temperature was in Connecticut any day over a period of the last ten years, select the month

Places with the warmest average ocean water temperature in Connecticut in January. Also indicated are the maximum and minimum temperatures in January for these locations based on observations over the past 10 years

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Our report for United States is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.