World sea water temperatures

Water temperature in Franklin (ME) in May

Is it warm enough to swim in Franklin in May? Average water temperature in Franklin in May is 45.9°F and therefore is not suitable for comfortable swimming. The warmest sea in Franklin in May is 54.5°F, and the coldest is 39.2°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Franklin

Changes water temperature in Franklin in May 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
May 142.1°F45.5°F39.2°F45.5°F
May 242.3°F44.8°F40.1°F45.3°F
May 342.4°F44.4°F40.6°F44.8°F
May 443.3°F44.4°F39.7°F45.5°F
May 544.2°F44.8°F41.5°F45.5°F
May 644.1°F45.9°F41.5°F45.9°F
May 744.4°F46.2°F41.4°F46.2°F
May 844.4°F46.4°F41°F47.5°F
May 944.2°F45.5°F41.2°F47.3°F
May 1046.8°F45.3°F42.1°F47.7°F
May 1145.3°F44.8°F42.1°F48.7°F
May 1245°F45°F41.4°F49.3°F
May 1346.8°F47.3°F43°F48.7°F
May 1447.3°F48.6°F43.3°F48.7°F
May 1546.4°F48°F43.2°F49.3°F
Day 2025 2024 Min Max
May 1646.2°F47.5°F42.6°F48.6°F
May 1747.5°F49.6°F42.3°F50.5°F
May 1847.1°F49.8°F42.3°F49.8°F
May 1947.3°F51.6°F42.1°F51.6°F
May 2047.3°F50.7°F42.4°F50.9°F
May 2147.5°F50.2°F42.6°F51.1°F
May 2247.3°F51.8°F43.3°F51.8°F
May 2347.1°F52.9°F43.9°F52.9°F
May 2447.1°F54.5°F43.9°F54.5°F
May 2547.1°F53.8°F44.4°F53.8°F
May 2647.7°F52.7°F45.5°F52.7°F
May 2748.9°F53.2°F45.7°F53.2°F
May 2849.6°F52.5°F45°F52.5°F
May 2951.1°F53.8°F45°F53.8°F
May 3050.7°F53.4°F45.5°F53.4°F
May 3150.2°F52.5°F45.9°F53.8°F
Franklin water temp chart in May

Average water temperature in Franklin in May over a decade

20162017201820192020
46.6°F44.4°F46.9°F45.3°F46.2°F
20212022202320242025
48.2°F48.2°F48°F48.9°F46.4°F

Franklin sea state in May

Chart comparing the height of waves in Franklin in May 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 Franklin in May

Franklin 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 May?

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

AvrMinMax
Sullivan45.9°F39.2°F54.5°F
Hancock46°F39.2°F54.5°F
Trenton46°F39.4°F54.5°F
Lamoine45.5°F38.8°F52.9°F
Winter Harbor44.8°F38.3°F50.5°F
Sand Beach45°F38.5°F50.9°F
Steuben44.6°F38.5°F50.2°F
Milbridge45°F38.8°F52.9°F
Acadia44.8°F38.5°F50.7°F
Seal Harbor Beach44.8°F38.5°F50.7°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 Franklin 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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