Cayucos State Beach Weather Forecast

    • 51
    • 64

    Mostly Sunny

    • 52
    • 72

    Mostly Sunny

    • 53
    • 69

    Partly Sunny

    • 53
    • 61

    Partly Sunny

    • 54
    • 59

    Chance Rain

    • 53
    • 58

    Slight Chance Rain

    • 52
    • 61

    Partly Sunny

Today 16 Apr San Luis Obispo County Beaches

Sunny. Highs in the mid 60s to lower 70s. Northwest Winds 15 to 25 Mph.

Tonight 16 Apr San Luis Obispo County Beaches

Clear. Lows in the 40s to around 50. North Winds 15 to 25 Mph.

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Cayucos State Beach Temperature Statistics

April Temperature

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

  • Lowest 13 April, 2026

    43 °F

  • Average April

    61.8 °F

  • Highest 4 April, 2026

    85.6 °F

Climate (2021–Present)

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

    60.7 °F

  • Average High 2021–2026

    73.2 °F
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