World sea water temperatures

Water temperature in Eastport (ME) in September

Is it warm enough to swim in Eastport in September? Average water temperature in Eastport in September is 55.6°F and therefore is not suitable for comfortable swimming. The warmest sea in Eastport in September is 60.4°F, and the coldest is 52.3°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Eastport

Changes water temperature in Eastport in September 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
September 155.4°F54.3°F53.4°F60.3°F
September 254.3°F54.7°F53.6°F59.2°F
September 355.2°F54.9°F53.6°F59°F
September 455.9°F54.3°F53.6°F58.1°F
September 5 54.9°F54°F57.7°F
September 6 54.9°F54.1°F57.9°F
September 7 54.7°F54.5°F58.1°F
September 8 54.5°F54.3°F58.5°F
September 9 54.7°F52.3°F58.8°F
September 10 54.9°F53.4°F58.3°F
September 11 54.1°F53.2°F58.1°F
September 12 53.8°F53.2°F57.9°F
September 13 55°F53.1°F58.1°F
September 14 55.4°F53.4°F58.5°F
September 15 54.9°F53.8°F60.4°F
Day 2025 2024 Min Max
September 16 55.4°F52.9°F57.7°F
September 17 56.7°F52.9°F57.9°F
September 18 56.8°F53.2°F57.9°F
September 19 57°F52.3°F57.7°F
September 20 56.8°F52.9°F56.8°F
September 21 56.7°F53.4°F56.7°F
September 22 54.5°F53.2°F58.3°F
September 23 54.3°F53.2°F57.7°F
September 24 55.4°F53.2°F57.6°F
September 25 55.9°F53.4°F58.8°F
September 26 55.8°F53.4°F57°F
September 27 56.8°F53.1°F57.4°F
September 28 55.8°F52.9°F57°F
September 29 55.4°F53.1°F56.7°F
September 30 55.4°F53.1°F56.8°F
Eastport water temp chart in September

Average water temperature in Eastport in September over a decade

20152016201720182019
56.5°F56.3°F55.2°F56.8°F54.1°F
20202021202220232024
54.7°F56.5°F55.9°F55.8°F55.2°F

Eastport sea state in September

Chart comparing the height of waves in Eastport in September 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 Eastport in September

Eastport 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 September?

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

AvrMinMax
Lubec55°F52.2°F60.4°F
Saint Andrews56.7°F52.9°F61.7°F
Cutler54.7°F52°F60.4°F
New River Beach56.5°F53.1°F60.8°F
Jonesport55.2°F52.5°F60.4°F
Beals Island55.2°F52.5°F60.4°F
Addison55.9°F52.9°F61.9°F
Harrington55.9°F52.9°F62.1°F
Bay of Fundy56.5°F53.4°F61.5°F
Milbridge56.1°F52.9°F63.3°F

Maine photo gallery

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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 Eastport 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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