Morro Bay Weather Forecast

    • 57
    • 63

    Decreasing Clouds

    • 57
    • 65

    Patchy Fog

    • 58
    • 67

    Patchy Fog

    • 58
    • 66

    Mostly Cloudy

    • 58
    • 69

    Partly Sunny

    • 56
    • 68

    Partly Sunny

Today 17 Aug San Luis Obispo County Beaches

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

Tonight 17 Aug San Luis Obispo County Beaches

Low Clouds and fog developing. Lows in the mid 50s to around 60. Northwest Winds around 15 Mph in the evening.

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Morro Bay Temperature Statistics

August Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (14.9 miles)

  • Lowest 1 August, 2026

    52.6 °F

  • Average August

    69.1 °F

  • Highest 9 August, 2026

    85.6 °F

Climate (2021–2026)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (14.9 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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