Cayucos State Beach Weather Forecast

    • 57
    • 65

    Mostly Sunny

    • 56
    • 66

    Mostly Sunny

    • 55
    • 64

    Mostly Sunny

    • 53
    • 61

    Partly Sunny

    • 53
    • 57

    Partly Sunny

    • 53
    • 57

    Partly Sunny

Today 26 Sep San Luis Obispo County Beaches

Sunny. Highs from around 70 at the Beaches to the mid to upper 70s inland. Northwest Winds 15 to 25 Mph.

Tonight 26 Sep San Luis Obispo County Beaches

Mostly clear. Lows in the mid to upper 50s. Northwest Winds 15 to 25 Mph.

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Cayucos State Beach Temperature Statistics

September Temperature

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

  • Lowest 22 September, 2023

    53.1 °F

  • Average September

    69.3 °F

  • Highest 9 September, 2023

    90.6 °F

Climate (2010–Present)

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

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  • Average Low 2010–Present

    49.5 °F

  • Average 2010–Present

    58.9 °F

  • Average High 2010–Present

    71.8 °F
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