Cayucos State Beach Weather Forecast

    • 58
    • 62

    Patchy Fog

    • 52
    • 60

    Decreasing Clouds

    • 52
    • 58

    Rain Showers Likely

    • 52
    • 57

    Rain Showers Likely

    • 53
    • 63

    Mostly Sunny

    • 56
    • 67

    Mostly Sunny

    • 59
    • 72

    Mostly Sunny

Today 9 Oct San Luis Obispo County Beaches

Sunny. Highs from the lower to mid 70s at the Beaches to the lower to mid 80s inland.

Tonight 9 Oct San Luis Obispo County Beaches

Low Clouds and fog. Lows in the 50s to around 60.

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Cayucos State Beach Temperature Statistics

October Temperature

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

  • Lowest 1 October, 2026

    55.7 °F

  • Average October

    72.3 °F

  • Highest 3 October, 2026

    99.6 °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

    61.2 °F

  • Average High 2021–2026

    73.4 °F
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