World sea water temperatures

Water temperature in Algoma (WI) in April

Is it warm enough to swim in Algoma in April? Average water temperature in Algoma in April is 37.2°F and therefore is not suitable for comfortable swimming. The warmest water in Algoma in April is 41.9°F, and the coldest is 32.5°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Algoma

Changes water temperature in Algoma in April 2025, 2024

To get an accurate forecast for the water temperature in Algoma for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Algoma, 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 135.1°F37.4°F32.5°F38.5°F
April 235.2°F37.4°F32.5°F38.3°F
April 335.6°F37.2°F32.5°F38.8°F
April 435.4°F37.4°F32.9°F38.3°F
April 536.9°F37.9°F32.9°F38.7°F
April 635.2°F37.9°F32.9°F39.6°F
April 735.8°F38.1°F33.3°F39.4°F
April 836°F38.1°F33.4°F40.6°F
April 936.1°F37.9°F32.5°F39.9°F
April 1036.7°F38.1°F33.3°F39.7°F
April 1136.9°F37.9°F33.4°F39.6°F
April 1236.7°F39.9°F33.8°F39.9°F
April 1336.5°F39.2°F34.3°F39.9°F
April 1437.9°F40.3°F34.2°F40.3°F
April 1539°F39.9°F33.4°F40.1°F
Day 2025 2024 Min Max
April 1639.2°F39.6°F33.3°F39.7°F
April 1738.3°F39°F34.7°F40.8°F
April 1838.1°F38.1°F34.7°F40.8°F
April 1939.7°F39.9°F35.6°F40.5°F
April 2039.9°F39.9°F34.9°F40.8°F
April 2139.9°F40.3°F34.9°F40.3°F
April 2238.8°F39.6°F33.6°F40.6°F
April 2339.7°F39.2°F34.2°F41.2°F
April 2438.7°F39.2°F34.3°F40.6°F
April 2538.5°F39.9°F34.7°F40.8°F
April 2638.7°F41°F34.3°F41.7°F
April 2739.7°F41.9°F34.3°F41.9°F
April 2840.8°F40.8°F34.5°F41°F
April 2939.9°F40.8°F34.9°F41.2°F
April 3036.9°F39.6°F34.7°F41.5°F
Algoma water temp chart in April

Average water temperature in Algoma in April over a decade

20162017201820192020
37.6°F37.8°F35.8°F36.7°F37.4°F
20212022202320242025
39.4°F35.4°F37.6°F39.2°F37.8°F

Algoma sea state in April

Chart comparing the height of waves in Algoma 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 Algoma in April

Algoma 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
Cave Point37°F31.6°F42.4°F
Suamico40.3°F31.8°F51.6°F
Oconto38.1°F30.7°F47.3°F
Jacksonport37.2°F32°F42.3°F
Door County37°F32°F42.1°F
Marinette36.7°F30.2°F44.6°F
Egg Harbor36.1°F30.6°F43.7°F
Baileys Harbor36.9°F32.4°F42.1°F
Fish Creek36.1°F30.7°F43.5°F
Menominee36.5°F30°F44.1°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 Algoma 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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