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Water temperature in Monarch Beach (CA) in July

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Is it warm enough to swim in Monarch Beach in July? Average water temperature in Monarch Beach in July is 69.4°F and therefore suitable for comfortable swimming. The warmest sea in Monarch Beach in July is 75.2°F, and the coldest is 63.3°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Monarch Beach

Changes water temperature in Monarch Beach in July 2025, 2024

To get an accurate forecast for the water temperature in Monarch Beach for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Monarch Beach, 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 166.7°F69.4°F64°F71.2°F
July 266°F69.8°F63.9°F71.2°F
July 366.6°F70.5°F64.9°F71.2°F
July 467.5°F70.9°F65.7°F71.6°F
July 568.2°F70.5°F65.5°F72.1°F
July 668.5°F69.6°F65.8°F72.5°F
July 769.3°F70°F66°F72.9°F
July 867.8°F71.2°F66.2°F73.2°F
July 966.4°F71.6°F65.7°F73.4°F
July 1064.9°F71.1°F64.9°F73.6°F
July 1163.9°F70.7°F63.9°F72.9°F
July 1265.8°F70.3°F65.3°F73.9°F
July 1368.5°F71.1°F64.8°F73.8°F
July 1469.6°F71.1°F65.3°F74.1°F
July 1570°F71.6°F65.5°F74.7°F
Day 2025 2024 Min Max
July 1671.2°F71.6°F65.7°F75°F
July 1771.8°F72.3°F66°F75°F
July 1871.1°F72.3°F66°F74.7°F
July 1970.7°F71.6°F66°F73.9°F
July 2071.2°F68.7°F66°F74.3°F
July 2171.8°F68.2°F66°F74.1°F
July 2272°F68.5°F66°F73.2°F
July 2370°F70°F66.2°F73°F
July 2468.4°F72°F66.2°F73.2°F
July 2567.3°F72°F65.3°F73.6°F
July 2664.6°F71.8°F64.6°F74.3°F
July 2763.3°F72.3°F63.3°F75°F
July 2863.7°F71.4°F63.7°F75.2°F
July 2964°F70.2°F64°F75.2°F
July 3064.9°F69.1°F64.2°F75.2°F
July 3166.6°F69.6°F64.6°F75.2°F
Monarch Beach water temp chart in July

Average water temperature in Monarch Beach in July over a decade

20162017201820192020
72.1°F71.1°F72.7°F68.9°F69.6°F
20212022202320242025
69.3°F68.7°F68.5°F70.7°F67.8°F

Monarch Beach sea state in July

Chart comparing the height of waves in Monarch Beach 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 Monarch Beach in July

Monarch Beach 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
Dana Strands Beach69.6°F64°F75.4°F
Divers Cove69.3°F62.4°F75.4°F
San Clemente69.6°F64°F75.7°F
T-Street Beach69.6°F64.2°F75.9°F
Balboa Island68.9°F61.7°F75.2°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 Monarch Beach 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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