World sea water temperatures

Water temperature in Oswego (NY) in August

Is it warm enough to swim in Oswego in August? Average water temperature in Oswego in August is 73.6°F and therefore suitable for comfortable swimming. The warmest water in Oswego in August is 78.8°F, and the coldest is 67.5°F. Average high air temperature in Oswego in August is 78°F, and average low temperature is 62°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Oswego

Changes water temperature in Oswego in August 2025, 2024

To get an accurate forecast for the water temperature in Oswego for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Oswego, 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 173.4°F76.8°F69.3°F77.5°F
August 272.9°F77°F69.6°F77.7°F
August 372.7°F77°F69.6°F77.4°F
August 473.6°F77°F70°F77.2°F
August 574.1°F77.4°F70.9°F77.4°F
August 674.1°F76.8°F71.6°F77.2°F
August 774.3°F76.5°F70.9°F77.4°F
August 875°F74.5°F71.2°F78.8°F
August 975.4°F72°F71.4°F78.4°F
August 1075.7°F71.8°F71.8°F77.9°F
August 1176.1°F72.3°F71.6°F77.5°F
August 1277.2°F72.3°F71.4°F77.2°F
August 1376.8°F72.5°F70.3°F77°F
August 1475.2°F73°F69.8°F77.4°F
August 1575°F72.9°F67.8°F77°F
Day 2025 2024 Min Max
August 1676.1°F73.2°F67.6°F76.6°F
August 1774.7°F73.4°F67.8°F76.5°F
August 1872.3°F73.4°F68°F75.7°F
August 1972.5°F72.5°F67.5°F75.7°F
August 2072.5°F70.2°F67.8°F75.6°F
August 2172.5°F68.4°F68.4°F75.9°F
August 2270°F69.4°F68.7°F75.6°F
August 2368.9°F70°F68.5°F76.6°F
August 2468°F70.9°F67.6°F76.6°F
August 2566.9°F71.6°F66.9°F76.5°F
August 2670°F72°F67.8°F78.1°F
August 2770.7°F72.7°F69.1°F77.9°F
August 2870.3°F72.7°F69.3°F76.8°F
August 2970.3°F72°F68.9°F76.3°F
August 3070°F71.8°F68.7°F75.7°F
August 3170.5°F71.1°F68.9°F75.2°F
Oswego water temp chart in August

Average water temperature in Oswego in August over a decade

20162017201820192020
75.2°F72.3°F74.5°F74.3°F76.1°F
20212022202320242025
74.3°F75.9°F72.1°F73°F73.9°F

Oswego sea state in August

Chart comparing the height of waves in Oswego 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 Oswego in August

Weather and climate in Oswego in August

This data display average monthly climate indicators in Oswego in August based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature78°F
  • Average LOW temperature62°F
  • Average rainfall days11 days
  • Average rainfall86mm/3.4''

Oswego 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
Fair Haven73.4°F66.9°F77.9°F
Southwick Beach73.8°F68.2°F77.4°F
Sodus Point73.2°F66.9°F77.5°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
Dexter74.3°F68.9°F78.1°F
Picton72.7°F63.7°F76.6°F
Sandbanks72.5°F64.2°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 Oswego 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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