Cayucos Weather Forecast

    • 57
    • 59

    Dense Fog

    • 62
    • 69

    Mostly Cloudy

    • 61
    • 72

    Mostly Sunny

    • 62
    • 72

    Partly Sunny

    • 60
    • 71

    Partly Sunny

    • 57
    • 69

    Partly Sunny

Today 24 Aug San Luis Obispo County Beaches

Low Clouds and fog mostly clearing in the afternoon. Fog locally dense with visibility one quarter mile or less. Highs from the 60s at the Beaches to the 70s to lower 80s inland. West Winds around 15 Mph in the afternoon.

Tonight 24 Aug San Luis Obispo County Beaches

Low Clouds and fog developing. Fog locally dense with visibility one quarter mile or less. Lows in the 50s to around 60. West Winds around 15 Mph in the evening.

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Cayucos Temperature Statistics

August Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (19.9 miles)

  • Lowest 1 August, 2026

    52.6 °F

  • Average August

    69.2 °F

  • Highest 9 August, 2026

    85.6 °F

Climate (2021–2026)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (19.9 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    73.2 °F
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