Coronado Beach Weather Forecast

    • 70
    • 79

    Chance Rain Showers

    • 69
    • 80

    Mostly Sunny

    • 68
    • 77

    Partly Sunny

    • 70
    • 77

    Patchy Fog

    • 70
    • 79

    Patchy Fog

    • 69
    • 79

    Patchy Fog

    • 68
    • 78

    Partly Sunny

Today 28 Aug San Diego County Coastal Areas

Cloudy this morning. Becoming mostly cloudy. A chance of Showers. A slight chance of Thunderstorms this afternoon. Highs 79 to 83. Areas of Winds west 10 Mph becoming north this afternoon. Chance of measurable precipitation 50 percent.

Tonight 28 Aug San Diego County Coastal Areas

Partly cloudy with a slight chance of Showers this Evening, then mostly clear overnight. Lows 66 to 70. Light Winds. Chance of measurable precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Coronado Beach Temperature Statistics

August Temperature

San Diego, North Island, Naval Air Station (1.2 miles)

  • Lowest 1 August, 2025

    62.7 °F
  • Average August

    69.4 °F
  • Highest 23 August, 2025

    79 °F

Climate (2020–Present)

San Diego, North Island, Naval Air Station (1.2 miles)

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  • Average Low 2020–2025

    57.3 °F
  • Average 2020–2025

    63.1 °F
  • Average High 2020–2025

    69.3 °F
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