Morro Rock Natural Preserve Weather Forecast

    • 58
    • 65

    Patchy Fog

    • 58
    • 67

    Patchy Fog

    • 56
    • 63

    Mostly Cloudy

    • 55
    • 60

    Partly Sunny

    • 57
    • 63

    Partly Sunny

    • 57
    • 65

    Partly Sunny

Today 18 Sep San Luis Obispo County Beaches

Low Clouds and fog in the morning then sunny. Highs from around 70 at the Beaches to around 80 inland. Northwest Winds 15 to 25 Mph in the afternoon.

Tonight 18 Sep San Luis Obispo County Beaches

Partly cloudy in the evening then Areas of low Clouds and fog. Lows in the lower to mid 50s. Northwest Winds 15 to 25 Mph in the evening.

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Morro Rock Natural Preserve Temperature Statistics

September Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (15.5 miles)

  • Lowest 7 September, 2026

    49.6 °F

  • Average September

    69.8 °F

  • Highest 9 September, 2026

    107.7 °F

Climate (2021–2026)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (15.5 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    61.1 °F

  • Average High 2021–2026

    73.3 °F
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