Cayucos State Beach Weather Forecast

    • 57
    • 67

    Mostly Sunny

    • 59
    • 67

    Increasing Clouds

    • 57
    • 65

    Patchy Fog

    • 58
    • 70

    Partly Sunny

    • 56
    • 70

    Partly Sunny

    • 56
    • 69

    Partly Sunny

    • 57
    • 71

    Partly Sunny

Today 25 Jul San Luis Obispo County Beaches

Sunny except for patchy low Clouds and fog in the morning. Highs from the upper 60s to mid 70s at the Beaches to around 80 inland. Northwest Winds 15 to 25 Mph in the afternoon.

Tonight 25 Jul San Luis Obispo County Beaches

Clear except for patchy low Clouds and fog. Lows in the mid to upper 50s. Northwest Winds 15 to 25 Mph.

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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 3 July, 2026

    51.7 °F

  • Average July

    67.7 °F

  • Highest 21 July, 2026

    90.6 °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

    60.9 °F

  • Average High 2021–2026

    73.2 °F
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