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Water temperature in Mille Lacs Lake (MN) in April

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Is it warm enough to swim in Mille Lacs Lake in April? Average water temperature in Mille Lacs Lake in April is 36.7°F and therefore is not suitable for comfortable swimming. The warmest water in Mille Lacs Lake in April is 44.8°F, and the coldest is 32°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Mille Lacs Lake

Changes water temperature in Mille Lacs Lake in April 2025, 2024

To get an accurate forecast for the water temperature in Mille Lacs Lake for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Mille Lacs Lake, 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 132.4°F33.4°F32°F34.7°F
April 232.4°F33.4°F32°F34.5°F
April 332.5°F33.4°F32.2°F34.5°F
April 432.5°F35.1°F32.4°F35.1°F
April 532.5°F34.2°F32.5°F34.3°F
April 632.9°F34.5°F32.4°F34.5°F
April 733.3°F34.7°F32.7°F34.7°F
April 833.6°F34.9°F33.3°F35.4°F
April 933.8°F35.1°F33.6°F36°F
April 1034.2°F35.2°F33.8°F36.1°F
April 1134.5°F35.6°F34.2°F36.5°F
April 1234.7°F35.8°F34.5°F36.5°F
April 1334.9°F37.2°F34.7°F37.2°F
April 1435.1°F40.8°F34.9°F40.8°F
April 1535.2°F40.8°F35.1°F40.8°F
Day 2025 2024 Min Max
April 1635.4°F41.2°F35.4°F41.2°F
April 1735.8°F41°F35.6°F41°F
April 1836°F41°F35.8°F41°F
April 1936.1°F41°F36°F41°F
April 2036.7°F41.4°F36.5°F41.4°F
April 2137.2°F41.9°F37°F41.9°F
April 2237.8°F42.6°F37.6°F42.6°F
April 2338.1°F42.6°F37.8°F42.6°F
April 2438.7°F42.8°F38.3°F42.8°F
April 2539.2°F43.2°F39°F43.2°F
April 2639.9°F43.3°F39.6°F43.3°F
April 2740.5°F43.3°F40.1°F43.3°F
April 2840.8°F43.5°F40.3°F43.5°F
April 2943.3°F43.7°F40.6°F43.7°F
April 3044.8°F43.9°F41°F44.8°F
Mille Lacs Lake water temp chart in April

Average water temperature in Mille Lacs Lake in April over a decade

20162017201820192020
37.4°F37.4°F35.8°F36.9°F36°F
20212022202320242025
37.8°F36°F35.8°F39°F36.1°F

Mille Lacs Lake 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
Duluth36.1°F31.6°F43.9°F
Park Point36.1°F31.6°F43.9°F
French River35.1°F31.3°F39.4°F
Knife River34.9°F31.3°F39.2°F
Two Harbors34.9°F31.3°F39°F
Port Wing35.1°F31.5°F40.8°F
Herbster35.1°F31.3°F39.7°F
Cornucopia35.2°F31.3°F40.3°F
Beaver Bay34.9°F31.1°F39.2°F
Ashland36.5°F32.4°F45.7°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 Mille Lacs Lake 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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