World sea water temperatures

Water temperature in Ephraim (WI) in April

Is it warm enough to swim in Ephraim in April? Average water temperature in Ephraim in April is 37.2°F and therefore is not suitable for comfortable swimming. The warmest water in Ephraim in April is 44.2°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 Ephraim

Changes water temperature in Ephraim in April 2025, 2024

To get an accurate forecast for the water temperature in Ephraim for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Ephraim, 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 133.4°F36°F33.1°F38.3°F
April 237.2°F35.6°F32.5°F37.9°F
April 334.5°F35.6°F32.7°F38.3°F
April 433.3°F35.4°F32.9°F37.9°F
April 536.3°F36.1°F32.9°F38.3°F
April 634.3°F36.5°F33.3°F38.7°F
April 734.7°F36.5°F33.3°F38.5°F
April 834.7°F37°F33.1°F40.1°F
April 934.9°F37°F33.3°F39.7°F
April 1035.1°F37.8°F33.6°F39.6°F
April 1138.1°F36°F34.2°F39.7°F
April 1236.1°F38.3°F34.3°F39.6°F
April 1336.3°F38.8°F34.9°F40.3°F
April 1437°F40.8°F34.9°F41.9°F
April 1537.8°F41°F33.6°F41°F
Day 2025 2024 Min Max
April 1638.1°F40.8°F34.3°F40.8°F
April 1739.7°F37°F34.7°F41°F
April 1839°F38.3°F34.9°F42.1°F
April 1941.7°F41.5°F34.7°F41.7°F
April 2039.4°F40.8°F34.5°F41.2°F
April 2140.6°F40.3°F34.9°F41°F
April 2240.8°F41°F35.1°F41.4°F
April 2340.8°F38.5°F35.1°F41.7°F
April 2441°F41.5°F35.8°F44.2°F
April 2538.3°F41.4°F35.8°F42.4°F
April 2641.7°F43°F35.8°F43°F
April 2742.3°F42.8°F36°F42.8°F
April 2842.6°F42.4°F36.1°F42.6°F
April 2943°F41.2°F36.3°F43°F
April 3042.8°F42.1°F36.5°F42.8°F
Ephraim water temp chart in April

Average water temperature in Ephraim in April over a decade

20162017201820192020
37.2°F37.4°F35.1°F36.7°F36.7°F
20212022202320242025
39.6°F36.3°F37.9°F39°F38.1°F

Ephraim sea state in April

Chart comparing the height of waves in Ephraim 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 Ephraim in April

Ephraim water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Temperatura da água do Lago Michigan in April

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
Ellison Bay36.9°F32.4°F43.2°F
Rowleys Bay36.9°F32.2°F42.6°F
Jacksonport37.2°F32°F42.3°F
Whitefish Dunes37°F31.6°F42.4°F
Cave Point37°F31.6°F42.4°F
Cedar River35.6°F30.7°F42.8°F
Marinette36.7°F30.2°F44.6°F
Washington Island36.5°F32°F41.7°F
Sturgeon Bay37.6°F32.4°F43.9°F
Oconto38.1°F30.7°F47.3°F

Wisconsin photo gallery

  • Green Flash seen from Bradford Beach
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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 Ephraim 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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