Cayucos State Beach Weather Forecast

    • 52
    • 61

    Increasing Clouds

    • 50
    • 62

    Partly Sunny

    • 52
    • 63

    Sunny

    • 54
    • 65

    Sunny

    • 55
    • 65

    Sunny

    • 55
    • 66

    Mostly Sunny

Today 10 Jan San Luis Obispo County Beaches

Sunny. Highs in the 60s. Northeast Winds 15 to 25 Mph.

Tonight 10 Jan San Luis Obispo County Beaches

Partly cloudy. Lows in the 40s. Northeast Winds 15 to 25 Mph.

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Cayucos State Beach Temperature Statistics

January Temperature

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

  • Lowest 2 January, 2026

    42.1 °F

  • Average January

    55.4 °F

  • Highest 2 January, 2026

    66 °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

    50.1 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    72.8 °F
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