World sea water temperatures

Water temperature in Mendocino (CA) in May

Home > United States > California > Mendocino

Is it warm enough to swim in Mendocino in May? Average water temperature in Mendocino in May is 50.2°F and therefore is not suitable for comfortable swimming. The warmest sea in Mendocino in May is 55.6°F, and the coldest is 45.1°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Mendocino

Changes water temperature in Mendocino in May 2025, 2024

To get an accurate forecast for the water temperature in Mendocino for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Mendocino, 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 149.1°F48.2°F47.8°F55.6°F
May 249.5°F47.3°F47.3°F55.6°F
May 348.7°F48.2°F48.2°F54.9°F
May 448.2°F48.7°F48.2°F54.7°F
May 547.7°F48.7°F47.7°F55.2°F
May 647.7°F48.9°F47.7°F54°F
May 748.2°F48.6°F47.5°F53.4°F
May 848.4°F48.6°F46.2°F53.4°F
May 948°F48.6°F46.4°F53.6°F
May 1048.6°F49.3°F46.6°F53.8°F
May 1149.5°F50.5°F47.5°F54°F
May 1249.6°F50°F47.7°F54.5°F
May 1350.9°F50.9°F47.8°F54.5°F
May 1450°F50.4°F48°F54.3°F
May 1548.9°F49.1°F48.7°F54.3°F
Day 2025 2024 Min Max
May 1649.3°F47.3°F47.3°F53.8°F
May 1749.3°F45.1°F45.1°F53.8°F
May 1848.2°F46.6°F46.6°F54.7°F
May 1948°F49.3°F48°F55.4°F
May 2048.9°F48.4°F47.8°F53.6°F
May 2148.6°F47.7°F46.9°F53.4°F
May 2248.2°F47.8°F46.9°F53.4°F
May 2348.4°F47.5°F47.1°F52.9°F
May 2448.4°F47.8°F47.7°F52.9°F
May 2548.9°F47.8°F47.5°F53.1°F
May 2650.2°F48.7°F47.5°F52.2°F
May 2750.2°F48.7°F48.6°F51.8°F
May 2849.8°F48.4°F48.4°F52.3°F
May 2949.5°F48.2°F48.2°F52.2°F
May 3049.3°F48.6°F48.6°F52°F
May 3150.5°F48°F48°F53.2°F
Mendocino water temp chart in May

Average water temperature in Mendocino in May over a decade

20162017201820192020
52.3°F50°F50.7°F52.7°F51.6°F
20212022202320242025
48.7°F49.3°F51.4°F48.4°F48.9°F

Mendocino sea state in May

Chart comparing the height of waves in Mendocino 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 Mendocino in May

Mendocino 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

Best Beach Resorts in California in May

Places with the warmest average sea water temperature in California in May. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
San Diego63°F57.4°F68°F
Santa Monica61.3°F55.9°F68.4°F
La Jolla Cove64°F58.1°F69.6°F
Lake Tahoe50.7°F43.9°F59°F
Los Angeles60.8°F56.5°F65.1°F
Glass Beach50.5°F45.7°F56.1°F
Gualala49.8°F45.5°F55.6°F
Shelter Cove50.5°F46.4°F55.8°F
Lakeport66°F59.2°F72.3°F
Clear Lake66°F59.2°F72.3°F

California photo gallery

  • California
  • California
  • California
  • California

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 California best beach

Current rating: (0 votes cast)

If you know this place (Mendocino) 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 Mendocino 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