Montana De Oro State Park Weather Forecast

    • 53
    • 76

    Mostly Sunny

    • 53
    • 67

    Mostly Sunny

    • 55
    • 69

    Mostly Sunny

    • 56
    • 70

    Mostly Cloudy

    • 55
    • 67

    Mostly Cloudy

    • 54
    • 66

    Chance Rain

Today 5 Apr Santa Lucia Mountains

Sunny in the morning then partly cloudy. Highs in the mid 70s to mid 80s.

Tonight 5 Apr Santa Lucia Mountains

Mostly clear except for patchy low Clouds and fog after midnight. Fog locally dense with visibility one quarter mile or less. Lows in the mid 40s to mid 50s.

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Montana De Oro State Park Temperature Statistics

April Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (12.4 miles)

  • Lowest 1 April, 2026

    51.7 °F

  • Average April

    61.9 °F

  • Highest 3 April, 2026

    79 °F

Climate (2021–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (12.4 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    60.7 °F

  • Average High 2021–2026

    73.1 °F
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