World sea water temperatures

Water temperature in Darien (CT) in January

Is it warm enough to swim in Darien in January? Average water temperature in Darien in January is 39.7°F and therefore is not suitable for comfortable swimming. The warmest sea in Darien in January is 47.7°F, and the coldest is 33.6°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Darien

Changes water temperature in Darien in January 2025, 2024

To get an accurate forecast for the water temperature in Darien for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Darien, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of January.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
January 142.8°F45.3°F39.6°F47.7°F
January 242.6°F44.8°F39.4°F47.3°F
January 342.4°F44.8°F39.2°F47.1°F
January 442.4°F43.5°F38.1°F45.9°F
January 542.1°F43.5°F38.5°F45.5°F
January 641.9°F44.1°F38.3°F45.5°F
January 741°F43.7°F38.1°F45.3°F
January 840.6°F43.3°F38.3°F45.5°F
January 939°F43°F37.6°F45.3°F
January 1039.2°F44.1°F37.2°F45.1°F
January 1139.7°F43.3°F37.2°F44.6°F
January 1238.7°F42.8°F37°F44.2°F
January 1338.5°F43°F36.9°F44.1°F
January 1438.8°F43.3°F36.5°F44.1°F
January 1539.2°F43°F36.1°F43.9°F
Day 2025 2024 Min Max
January 1638.3°F41.5°F36°F43.9°F
January 1737.2°F41.4°F35.8°F42.3°F
January 1836.3°F41°F35.1°F42.4°F
January 1936.7°F41°F35.1°F42.4°F
January 2036.7°F39.9°F35.2°F42.8°F
January 2136.7°F39.6°F35.2°F42.8°F
January 2235.8°F39.4°F35.1°F42.1°F
January 2336.1°F38.3°F35.1°F41.7°F
January 2435.6°F38.1°F35.1°F41.9°F
January 2535.6°F38.1°F34.9°F41.7°F
January 2635.4°F40.5°F34.7°F41.2°F
January 2735.4°F39.9°F34.5°F41.5°F
January 2835.8°F39.6°F34.5°F41.2°F
January 2935.4°F39°F34.3°F40.6°F
January 3035.6°F38.8°F34.2°F41.5°F
January 3135.4°F38.5°F33.6°F41°F
Darien water temp chart in January

Average water temperature in Darien in January over a decade

20162017201820192020
42.3°F40.6°F36.9°F39.2°F40.1°F
20212022202320242025
40.5°F40.6°F40.8°F41.5°F38.3°F

Darien sea state in January

Chart comparing the height of waves in Darien in January over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Darien in January

Darien water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in January?

Want to know where the water temperature in January is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Temperature in neighboring cities

The nearest locations with the average water temperature in January. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
West Beach39.7°F33.6°F47.7°F
Westport39.9°F34°F47.8°F
Compo Beach39.9°F34°F47.8°F
Sherwood Island39.9°F34°F47.8°F
Lloyd Harbor39.6°F33.3°F47.7°F
Centre Island39.6°F33.3°F47.7°F
Oyster Bay Cove39.6°F33.3°F47.5°F
Asharoken39.7°F33.8°F47.8°F
Cos Cob39.6°F33.1°F47.7°F
Bayville39.6°F33.1°F47.5°F

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Darien 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.

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