Cayucos State Beach Weather Forecast

    • 52
    • 58

    Mostly Cloudy

    • 53
    • 59

    Mostly Cloudy

    • 53
    • 58

    Mostly Cloudy

    • 53
    • 60

    Partly Sunny

    • 55
    • 64

    Partly Sunny

    • 56
    • 67

    Partly Sunny

Today 3 Jul San Luis Obispo County Beaches

Low Clouds and fog mostly clearing in the afternoon. Highs from around 60 at the Beaches to around 70 inland.

Tonight 3 Jul San Luis Obispo County Beaches

Low Clouds and fog. Lows in the lower 50s.

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Cayucos State Beach Temperature Statistics

July Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (20.5 miles)

  • Lowest 1 July, 2026

    55.9 °F

  • Average July

    60.1 °F

  • Highest 1 July, 2026

    68 °F

Climate (2021–2026)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (20.5 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    60.9 °F

  • Average High 2021–2026

    73.2 °F
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