World sea water temperatures

Water temperature in Alpena (MI) in May

Is it warm enough to swim in Alpena in May? Average water temperature in Alpena in May is 46.8°F and therefore is not suitable for comfortable swimming. The warmest water in Alpena in May is 57.9°F, and the coldest is 36.3°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Alpena

Changes water temperature in Alpena in May 2025, 2024

To get an accurate forecast for the water temperature in Alpena for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Alpena, 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 143.3°F41.2°F37.4°F43.5°F
May 242.8°F40.5°F37.6°F43.3°F
May 342.4°F41.7°F37.6°F45.5°F
May 444.4°F41°F37.9°F45.9°F
May 542.6°F41.2°F40.1°F46.9°F
May 642.6°F41°F39.4°F47.8°F
May 744.2°F42.1°F40.1°F50°F
May 846°F43.9°F37.6°F51.1°F
May 946.8°F46°F39°F50.4°F
May 1048.2°F50.2°F39.7°F50.2°F
May 1148.2°F51.6°F38.7°F51.6°F
May 1249.1°F52.2°F36.3°F52.2°F
May 1348.2°F47.7°F36.9°F48.2°F
May 1447.5°F51.6°F37.4°F51.6°F
May 1546.2°F52.9°F37.9°F52.9°F
Day 2025 2024 Min Max
May 1646°F53.2°F41.2°F53.2°F
May 1744.1°F53.1°F42.4°F53.1°F
May 1847.5°F53.1°F43.2°F53.1°F
May 1947.7°F52.9°F43.5°F52.9°F
May 2048.2°F54.9°F44.4°F54.9°F
May 2148.4°F56.3°F42.3°F56.3°F
May 2248.6°F56.7°F43.5°F56.7°F
May 2348.9°F57.2°F44.2°F57.2°F
May 2448°F55.9°F45°F55.9°F
May 2547.7°F56.7°F45.5°F56.7°F
May 2648.6°F57°F45.7°F57°F
May 2748.2°F55.4°F45.9°F55.4°F
May 2848.9°F55.9°F46°F56.7°F
May 2948.7°F56.3°F46.4°F56.3°F
May 3049.5°F56.5°F48.6°F57.2°F
May 3150.5°F57.9°F50°F57.9°F
Alpena water temp chart in May

Average water temperature in Alpena in May over a decade

20162017201820192020
48.4°F47.1°F46°F44.4°F43.3°F
20212022202320242025
45.9°F47.5°F45.9°F50.7°F46.8°F

Alpena sea state in May

Chart comparing the height of waves in Alpena 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 Alpena in May

Alpena 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
Thunder Bay45.9°F36.1°F56.7°F
Ossineke45.5°F36.7°F56.1°F
Black River43.9°F36.7°F54.3°F
Harbor View41°F35.1°F52.9°F
Presque Isle Harbor41°F35.1°F52.9°F
Alcona44.1°F37.4°F54.7°F
Rogers City40.5°F34.5°F53.2°F
Manitou Beach40.5°F34.7°F53.2°F
Evergreen Beach40.8°F34.3°F53.1°F
Oscoda43.3°F35.2°F56.5°F

Michigan photo gallery

  • South end in the mouth of Lake Erie taken from Amherst Point Canada
  • Presque Isle sunset
  • Lake Michigan,  South Haven beach
  • Sunset at the Pier in New Buffalo

If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

Vote for Michigan best beach

Current rating: (0 votes cast)

If you know this place (Alpena) and want to leave your comment or rate it, then fill out the following form.

Your rating for this place:

Does this place have a "Blue Flag" award [1], are there rip currents and what type of beach is it, sand or pebble:

Is the beach a dog-friendly place, child friendly or a nudist beach?


Your comments for this place (water quality, crowds, facilities, activities, lifeguards, service etc.):



[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.

Get widget or API for your website

Our report for Alpena 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.

Contact us: admin@seatemperature.info
privacy policy