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Water temperature in Alexandria Bay (NY) in August

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Is it warm enough to swim in Alexandria Bay in August? Average water temperature in Alexandria Bay in August is 72.9°F and therefore suitable for comfortable swimming. The warmest water in Alexandria Bay in August is 76.8°F, and the coldest is 67.3°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Alexandria Bay

Changes water temperature in Alexandria Bay in August 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
August 174.5°F74.7°F68°F76.1°F
August 273.2°F74.7°F68°F75.7°F
August 372.5°F74.3°F67.3°F75.9°F
August 472.1°F75.2°F67.6°F75.9°F
August 572.1°F74.5°F67.8°F75.9°F
August 672°F74.3°F68.9°F75.7°F
August 771.4°F73.8°F69.1°F76.1°F
August 872.5°F73.8°F70.2°F75.7°F
August 972.9°F73.8°F70.3°F75.4°F
August 1073.2°F73.6°F72°F76.1°F
August 1173.2°F72.7°F71.6°F76.3°F
August 1273.6°F72.5°F71.6°F76.8°F
August 1374.5°F71.6°F70.5°F76.5°F
August 1473.9°F71.8°F70°F75.9°F
August 1573.4°F72°F68.5°F76.1°F
Day 2025 2024 Min Max
August 1673.6°F72.1°F68.4°F75.7°F
August 1774.5°F72°F68.5°F75.4°F
August 1873.4°F71.8°F68.7°F75.4°F
August 1973°F71.6°F68.9°F75.4°F
August 2072.7°F71.4°F69.1°F75.6°F
August 2168.7°F70.9°F68.7°F75.2°F
August 2267.6°F70.7°F67.6°F74.7°F
August 2368°F70.3°F68°F74.8°F
August 2468.7°F69.6°F68.7°F75.4°F
August 2568.7°F69.8°F68.7°F75.2°F
August 2668.2°F70.3°F68.2°F75.2°F
August 2768.2°F71.6°F68.2°F75°F
August 2868.4°F71.6°F68.4°F75.2°F
August 2968.4°F71.1°F68.4°F75°F
August 3066.6°F70.5°F66.6°F74.7°F
August 3165.7°F70.3°F65.7°F74.3°F
Alexandria Bay water temp chart in August

Average water temperature in Alexandria Bay in August over a decade

20162017201820192020
75.4°F72.1°F73.8°F72.3°F74.7°F
20212022202320242025
72°F73.9°F71.4°F72.1°F72.5°F

Alexandria Bay sea state in August

Chart comparing the height of waves in Alexandria Bay in August 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 Alexandria Bay in August

Alexandria Bay 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 August?

Want to know where the water temperature in August 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 August. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
New York City74.5°F69.4°F79.2°F
Clayton72.5°F66.4°F77°F
Gananoque72.5°F66°F77.4°F
Kingston73°F66.9°F77.7°F
Dexter74.3°F68.9°F78.1°F
Henderson Harbor74.1°F68.9°F78.1°F
Pillar Point74.1°F68.9°F78.1°F
Sackets Harbor74.1°F68.9°F78.1°F
Southwick Beach73.8°F68.2°F77.4°F
Greater Napanee73.2°F66°F77.9°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 Alexandria Bay 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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