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Water temperature in Penobscot Bay (ME) in June

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Is it warm enough to swim in Penobscot Bay in June? Average water temperature in Penobscot Bay in June is 53.1°F and therefore is not suitable for comfortable swimming. The warmest sea in Penobscot Bay in June is 58.8°F, and the coldest is 47.8°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Penobscot Bay

Changes water temperature in Penobscot Bay in June 2025, 2024

To get an accurate forecast for the water temperature in Penobscot 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 Penobscot Bay, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of June.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
June 148.2°F50.9°F48°F53.6°F
June 249.8°F53.4°F47.8°F53.4°F
June 348.9°F52.9°F48.6°F52.9°F
June 449.6°F53.4°F48°F53.4°F
June 548.9°F53.1°F48.2°F54.1°F
June 649.6°F53.1°F49.1°F54.1°F
June 750°F52.9°F48.6°F54.3°F
June 850.7°F51.8°F49.5°F55°F
June 952°F52.2°F48.9°F55.6°F
June 1050.5°F52.7°F49.1°F54.9°F
June 1151.3°F53.8°F49.5°F54.1°F
June 1252.3°F53.2°F50.2°F55°F
June 1352°F53.4°F49.5°F56.5°F
June 1453.6°F53.2°F49.6°F54.5°F
June 1554°F54.5°F50°F54.9°F
Day 2025 2024 Min Max
June 1652.9°F55.4°F49.3°F55.4°F
June 1754.3°F54.5°F51.8°F55.4°F
June 1857.6°F55.8°F51.8°F57.6°F
June 1957.4°F56.3°F52°F57.4°F
June 2055.6°F57.6°F51.4°F57.6°F
June 2155°F58.1°F51.1°F58.1°F
June 22 58.3°F51.6°F58.3°F
June 2354.9°F56.5°F51.6°F57.6°F
June 2455.6°F56.5°F52.2°F58.3°F
June 2554.3°F55.9°F52.2°F58.1°F
June 2654°F56.7°F51.8°F57°F
June 2754°F57.4°F52.9°F57.9°F
June 2857.4°F55.8°F52.5°F58.5°F
June 2954.9°F55.9°F50.4°F58.3°F
June 3055.4°F53.2°F51.3°F58.8°F
Penobscot Bay water temp chart in June

Average water temperature in Penobscot Bay in June over a decade

20162017201820192020
53.6°F51.4°F52.3°F51.3°F52.5°F
20212022202320242025
54.3°F54.7°F53.2°F54.7°F52.9°F

Penobscot Bay sea state in June

Chart comparing the height of waves in Penobscot Bay in June 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 Penobscot Bay in June

Penobscot 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 June?

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

AvrMinMax
Northport54.1°F48.4°F61.5°F
Searsport54.5°F48.4°F61.3°F
Castine54.3°F48.4°F61.2°F
Belfast54.9°F48.4°F63.3°F
Stockton Springs54.5°F48.4°F61°F
Union River Bay51.6°F45.9°F57.6°F
Marshall Island50.7°F45.5°F57°F
Ellsworth52.2°F46°F58.3°F
Surry53.2°F46.4°F63.9°F
Cushing53.4°F47.7°F61.5°F

Penobscot Bay 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 Penobscot 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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