East Lyme water temp

This data the coastal East Lyme 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 East Lyme

Water temperature in East Lyme today is 66.2°F. Based on our historical data over a period of ten years, the warmest water in this day in East Lyme was recorded in 2021 and was 68.2°F, and the coldest was recorded in 2010 at 62.2°F. Sea water temperature in East Lyme is expected to drop to 61.2°F in the next 10 days. October average water temperature in East Lyme is 63.7°F, the minimum temperature is 56.5°F, and the maximum is 69.3°F.

The swimming season in East Lyme lasts from July to September. During those months, East Lyme water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in East Lyme in winter reaches 42.8°F, in spring 45.1°F, in summer the average temperature rises to 66.2°F, and in autumn it is 62.8°F.

East Lyme water temperature now

Surf Forecast in East Lyme 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 East Lyme. 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 East Lyme. Data in table shown for October 16, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in East Lyme

East Lyme weather forecast

Current temperature and weather

Data in a table show East Lyme temperature today (October 16, 2025). For more information and forecast for a few days, go to the weather forecast East Lyme.

0-3 h	3-6 h	6-9 h	9-12 h
44.6°F	41.7°F	39.9°F	44.1°F

12-15 h	15-18 h	18-21 h	21-24 h
52.9°F	55.9°F	53.8°F	46.2°F

East Lyme water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in East Lyme. 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 East Lyme 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

Chart monthly average water temperature in East Lyme

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Our report for East Lyme 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.