Cayucos State Beach Weather Forecast

    • 50
    • 58

    Breezy

    • 51
    • 60

    Breezy

    • 50
    • 58

    Partly Sunny

    • 52
    • 56

    Mostly Cloudy

    • 51
    • 55

    Patchy Fog

    • 52
    • 57

    Mostly Cloudy

    • 53
    • 59

    Partly Sunny

Today 20 Jun San Luis Obispo County Beaches

Sunny except for patchy low Clouds and fog in the morning. Highs from around 60 at the Beaches to the mid to upper 60s inland. Northwest Winds around 15 Mph increasing to 20 to 30 Mph in the afternoon.

Tonight 20 Jun San Luis Obispo County Beaches

Mostly clear. Lows in the mid to upper 40s. Northwest Winds 20 to 30 Mph.

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Cayucos State Beach Temperature Statistics

June Temperature

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

  • Lowest 17 June, 2025

    46 °F

  • Average June

    61.1 °F

  • Highest 17 June, 2025

    79 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    50 °F

  • Average 2020–2025

    60.2 °F

  • Average High 2020–2025

    72.9 °F
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