Morro Rock Natural Preserve Weather Forecast

    • 52
    • 61

    Partly Sunny

    • 54
    • 61

    Sunny

    • 56
    • 74

    Mostly Sunny

    • 58
    • 74

    Partly Sunny

    • 56
    • 63

    Partly Sunny

    • 55
    • 62

    Partly Sunny

Today 13 Dec San Luis Obispo County Beaches

Areas of low Clouds and fog in the morning then sunny. Fog locally dense with visibility one quarter mile or less. Highs in the 60s.

Tonight 13 Dec San Luis Obispo County Beaches

Partly cloudy early then low Clouds and fog. Lows in the mid 30s to mid 40s except the mid 50s to around 60 in the Hills.

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Morro Rock Natural Preserve Temperature Statistics

December Temperature

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

  • Lowest 4 December, 2025

    37 °F

  • Average December

    57.4 °F

  • Highest 10 December, 2025

    82 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    50 °F

  • Average 2020–2025

    60.3 °F

  • Average High 2020–2025

    72.8 °F
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