World sea water temperatures

Water temperature in Oceanside (CA) in June

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Is it warm enough to swim in Oceanside in June? Average water temperature in Oceanside in June is 66.4°F and therefore is not suitable for comfortable swimming. The warmest sea in Oceanside in June is 73°F, and the coldest is 60.4°F. Average high air temperature in Oceanside in June is 72°F, and average low temperature is 63°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Oceanside

Changes water temperature in Oceanside in June 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
June 167.6°F64.4°F61.9°F68.9°F
June 267.3°F64.4°F61°F69.1°F
June 366.9°F64.4°F60.4°F68.9°F
June 466.2°F65.3°F60.6°F68.5°F
June 565.7°F65.5°F61°F68.2°F
June 665.1°F64.6°F61.9°F67.6°F
June 765.1°F64.2°F61.9°F67.5°F
June 864°F64.4°F62.4°F67.6°F
June 963.3°F64.9°F62.4°F68°F
June 1063.9°F65.7°F63°F68°F
June 1164.4°F65.5°F62.8°F68.2°F
June 1264.8°F65.7°F62.8°F68.7°F
June 1365.8°F66.2°F63.1°F68.5°F
June 1465.7°F66.2°F63.1°F69.1°F
June 1566.4°F66.4°F63.5°F69.3°F
Day 2025 2024 Min Max
June 1666.7°F65.8°F63.7°F68.9°F
June 1768.5°F65.5°F63.7°F69.3°F
June 1869.1°F65.5°F64°F69.1°F
June 1969.1°F65.8°F64.4°F69.3°F
June 2069.3°F66.7°F64.2°F69.6°F
June 2168.7°F67.8°F64°F70°F
June 22 68.2°F65.7°F70.3°F
June 2368.5°F68.9°F65.1°F70.9°F
June 2469.1°F70.2°F64.4°F70.3°F
June 2569.4°F70.7°F64.6°F70.7°F
June 2669.4°F70.5°F64.9°F70.5°F
June 2769.6°F70.2°F65.1°F70.9°F
June 2870°F70°F65.3°F71.4°F
June 2970.7°F70.7°F65.1°F72.1°F
June 3070.7°F70.7°F66°F73°F
Oceanside water temp chart in June

Average water temperature in Oceanside in June over a decade

20162017201820192020
67.5°F66°F67.6°F65.8°F66.7°F
20212022202320242025
66.4°F68.2°F64.4°F66.7°F67.3°F

Oceanside sea state in June

Chart comparing the height of waves in Oceanside in June 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 Oceanside in June

Weather and climate in Oceanside in June

This data display average monthly climate indicators in Oceanside in June based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature72°F
  • Average LOW temperature63°F
  • Average rainfall3mm/0.1''

Oceanside 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 June?

Want to know where the water temperature in June 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 June

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

AvrMinMax
Santa Monica64.6°F55°F70.2°F
La Jolla Cove66.6°F61.5°F71.1°F
Lake Tahoe57.9°F50.7°F69.1°F
Los Angeles63.3°F58.6°F68.9°F
Encinitas66.4°F60.6°F72.7°F
Moonlight Beach66.6°F60.6°F72.5°F
Cardiff66.6°F60.6°F72.5°F
San Elijo State Beach66.6°F60.6°F72.5°F
Swami's Beach66.6°F60.6°F72.5°F

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Oceanside has a "Blue Flag" [1] award

Sandy beach

This place is suitable for families with children

Current rating: 4,5 (4 votes cast)

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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 Oceanside 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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