World sea water temperatures

Water temperature in Belfast (ME) in June

Is it warm enough to swim in Belfast in June? Average water temperature in Belfast in June is 54.9°F and therefore is not suitable for comfortable swimming. The warmest sea in Belfast in June is 63.3°F, and the coldest is 48.4°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Belfast

Changes water temperature in Belfast in June 2025, 2024

To get an accurate forecast for the water temperature in Belfast for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Belfast, 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 152.9°F57.4°F48.7°F57.4°F
June 253.4°F57.6°F48.7°F57.6°F
June 352.5°F57°F49.5°F57°F
June 453.4°F57.9°F48.4°F57.9°F
June 553.6°F58.1°F48.7°F58.1°F
June 653.6°F58.1°F49.1°F58.1°F
June 753.4°F57.2°F49.1°F58.3°F
June 854.1°F58.1°F50°F58.1°F
June 955.8°F57.6°F50.4°F59.4°F
June 1055.4°F57.7°F50°F58.8°F
June 1157°F57.9°F50°F57.9°F
June 1257.6°F56.5°F50.7°F58.1°F
June 1357°F57.6°F51.4°F59.4°F
June 1456.7°F54.9°F51.3°F59°F
June 1555.6°F57.6°F51.4°F59.9°F
Day 2025 2024 Min Max
June 1657°F58.5°F52.2°F59°F
June 1756.3°F59.7°F52°F59.7°F
June 1859.9°F56.7°F52°F59.9°F
June 1958.3°F56.3°F52.3°F61.2°F
June 2059.2°F55.2°F52.7°F63.3°F
June 2159.5°F55.4°F52.5°F62.4°F
June 22 55.2°F52°F61.9°F
June 2360.8°F54.7°F51.8°F60.8°F
June 2459.7°F56.5°F52°F59.7°F
June 2561.9°F58.5°F52.5°F61.9°F
June 2660.1°F59°F52.2°F62.4°F
June 2759.5°F60.8°F52.7°F62.4°F
June 2858.6°F59.2°F52.7°F61.9°F
June 2958.8°F58.6°F52.7°F61°F
June 3060.4°F57.7°F53.2°F61.2°F
Belfast water temp chart in June

Average water temperature in Belfast in June over a decade

20162017201820192020
55.2°F52.7°F54.5°F55°F57.4°F
20212022202320242025
58.3°F57.6°F55.9°F57.4°F57°F

Belfast sea state in June

Chart comparing the height of waves in Belfast 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 Belfast in June

Belfast 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
Bayside54.5°F48.4°F61.9°F
Searsport54.5°F48.4°F61.3°F
Northport54.1°F48.4°F61.5°F
Castine54.3°F48.4°F61.2°F
Lincolnville54.3°F48.2°F62.4°F
Stockton Springs54.5°F48.4°F61°F
Bucksport54.5°F48.4°F61°F
Orland54.5°F48.4°F61°F
Winterport54.5°F48.4°F61°F
Islesboro53.6°F48.2°F60.4°F

Belfast photo gallery

  • Bounty during its last call to Belfast Maine

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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 Belfast 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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