World sea water temperatures

Water temperature in Rio Del Mar (CA) in July

Home > United States > California > Rio Del Mar

Is it warm enough to swim in Rio Del Mar in July? Average water temperature in Rio Del Mar in July is 57.6°F and therefore is not suitable for comfortable swimming. The warmest sea in Rio Del Mar in July is 64.2°F, and the coldest is 51.3°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Rio Del Mar

Changes water temperature in Rio Del Mar in July 2025, 2024

To get an accurate forecast for the water temperature in Rio Del Mar for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Rio Del Mar, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of July.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
July 152.9°F57.7°F52.9°F62.8°F
July 251.3°F56.5°F51.3°F63°F
July 352.9°F58.1°F52.9°F62.8°F
July 454.3°F58.6°F52.7°F61°F
July 556.1°F58.6°F52.9°F62.1°F
July 657.7°F60.8°F53.6°F62.8°F
July 757.2°F59.9°F53.2°F61.9°F
July 857°F59.2°F52.9°F62.4°F
July 957.9°F58.5°F52.7°F62.8°F
July 1059°F57.6°F53.2°F63.7°F
July 1157.4°F57.9°F53.4°F63°F
July 1256.3°F58.3°F53.4°F62.4°F
July 1356.8°F58.3°F53.6°F63.5°F
July 1457°F58.1°F53.6°F62.4°F
July 1555.2°F58.8°F53.8°F61°F
Day 2025 2024 Min Max
July 1654.7°F60.8°F54.3°F62.8°F
July 1756.1°F61.3°F55.2°F62.1°F
July 1857.2°F61.2°F55.6°F61.5°F
July 1959°F61.2°F54.9°F63.1°F
July 2058.1°F60.4°F54.3°F63.7°F
July 2158.8°F60.4°F54.5°F62.2°F
July 2260.3°F59.9°F54.5°F62.6°F
July 2360.4°F59.5°F54.3°F63.1°F
July 2461°F61.2°F54.1°F62.2°F
July 2561°F61.3°F54.1°F61.3°F
July 2661.2°F61.3°F53.8°F61.5°F
July 2762.4°F60.6°F54.1°F62.4°F
July 2861.9°F60.8°F54.3°F62.1°F
July 2963.3°F60.6°F53.1°F63.3°F
July 3063.9°F61.2°F53.2°F63.9°F
July 3164.2°F61.3°F54.9°F64.2°F
Rio Del Mar water temp chart in July

Average water temperature in Rio Del Mar in July over a decade

20162017201820192020
55.2°F55.6°F57.9°F59.4°F59°F
20212022202320242025
61.2°F59.9°F60.1°F59.7°F58.1°F

Rio Del Mar sea state in July

Chart comparing the height of waves in Rio Del Mar in July 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 Rio Del Mar in July

Rio Del Mar 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 July?

Want to know where the water temperature in July 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 July

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

AvrMinMax
San Diego68.5°F62.8°F74.8°F
Santa Monica67.6°F61.5°F72.5°F
La Jolla Cove70°F63.5°F76.5°F
Lake Tahoe66.2°F58.8°F73°F
Los Angeles66.6°F60.6°F71.8°F
Seacliff57.6°F51.3°F64.2°F
Pleasure Point57.6°F52.5°F63.7°F
Aptos57.6°F52.5°F63.7°F
Twin Lakes57.2°F50.5°F63.9°F
Seabright Beach57°F51.3°F63.9°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 (Rio Del Mar) 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 Rio Del Mar 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