World sea water temperatures

Water temperature in Acadia (ME) in April

Is it warm enough to swim in Acadia in April? Average water temperature in Acadia in April is 40.1°F and therefore is not suitable for comfortable swimming. The warmest sea in Acadia in April is 45.1°F, and the coldest is 36°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Acadia

Changes water temperature in Acadia in April 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
April 137.9°F39.6°F36.3°F40.6°F
April 236.5°F39.4°F36.5°F40.6°F
April 336.5°F39.7°F36.5°F40.3°F
April 438.7°F39.7°F36°F40.3°F
April 537.8°F39.7°F36°F40.5°F
April 637.8°F39.9°F36.1°F40.5°F
April 737.9°F39.4°F36°F40.6°F
April 838.1°F39.7°F36.3°F41.9°F
April 938.8°F39.6°F36°F41.9°F
April 1038.5°F39.6°F36.1°F41.2°F
April 1138.1°F39.7°F36.1°F41.4°F
April 1238.3°F39.7°F36.5°F41.7°F
April 1338.5°F40.3°F37°F41.9°F
April 1438.7°F40.8°F37.8°F42.4°F
April 1538.7°F41°F37°F42.6°F
Day 2025 2024 Min Max
April 1639.4°F41.9°F37.4°F43.3°F
April 1739.4°F41.9°F37.6°F43.9°F
April 1839.9°F43°F37.8°F43.5°F
April 1938.5°F42.6°F37.9°F43.5°F
April 2040.3°F42.3°F37.8°F44.1°F
April 2140.3°F42.8°F38.1°F43.7°F
April 2239.7°F42.4°F38.3°F43.5°F
April 2341°F42.4°F38.8°F43.2°F
April 2440.5°F42.3°F39°F43.7°F
April 2540.5°F41.9°F39.2°F43.7°F
April 2639.9°F41.9°F39.6°F43.7°F
April 2740.1°F42.1°F39.6°F44.2°F
April 2841.5°F42.6°F39°F45.1°F
April 2941.5°F43.3°F39.6°F44.1°F
April 3042.4°F43.5°F39°F43.9°F
Acadia water temp chart in April

Average water temperature in Acadia in April over a decade

20162017201820192020
40.8°F39.7°F39.6°F38.8°F40.6°F
20212022202320242025
41.4°F41.2°F41.5°F41.2°F39.2°F

Acadia sea state in April

Chart comparing the height of waves in Acadia in April 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 Acadia in April

Acadia 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 April?

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

AvrMinMax
Seal Harbor Beach40.1°F36°F45.1°F
Islesford40.3°F36.1°F45.1°F
Sand Beach40.1°F35.8°F45.1°F
Winter Harbor40.1°F35.8°F45.1°F
Lamoine40.1°F35.2°F44.8°F
Union River Bay40.1°F35.1°F45.3°F
Frenchboro40.3°F36.3°F45.1°F
Ellsworth40.1°F35.1°F45°F
Swans Island40.3°F36.1°F45.5°F
Sedgwick40.3°F34.9°F46°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 Acadia 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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