Cayucos Weather Forecast

    • 54
    • 58

    Patchy Fog

    • 55
    • 60

    Patchy Fog

    • 54
    • 60

    Patchy Fog

    • 55
    • 61

    Patchy Fog

    • 56
    • 62

    Patchy Fog

    • 57
    • 63

    Patchy Fog

Today 15 Aug San Luis Obispo County Beaches

Cloudy in the morning then sunny. Highs from the upper 50s to mid 60s at the Beaches to the lower 70s inland. West Winds around 15 Mph in the afternoon.

Tonight 15 Aug San Luis Obispo County Beaches

Low Clouds and fog. Lows in the mid to upper 50s. Northwest Winds around 15 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Cayucos Temperature Statistics

August Temperature

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

  • Lowest 4 August, 2025

    48.7 °F

  • Average August

    65.5 °F

  • Highest 6 August, 2025

    84.7 °F

Climate (2020–Present)

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

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    49.9 °F

  • Average 2020–2025

    60.3 °F

  • Average High 2020–2025

    72.9 °F
Get WillyWeather+ to remove ads