Montana De Oro State Park Weather Forecast

    • 59
    • 71

    Sunny

    • 60
    • 81

    Mostly Sunny

    • 60
    • 83

    Sunny

    • 57
    • 79

    Mostly Sunny

    • 57
    • 75

    Partly Sunny

    • 55
    • 74

    Patchy Fog

Today 22 Mar Santa Lucia Mountains

Sunny. Highs in the mid 70s to mid 80s. Northwest Winds around 15 Mph in the afternoon.

Tonight 22 Mar Santa Lucia Mountains

Clear. Lows in the 50s to around 60. North Winds around 15 Mph.

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Montana De Oro State Park Temperature Statistics

March Temperature

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

  • Lowest 7 March, 2026

    42.1 °F

  • Average March

    64.1 °F

  • Highest 17 March, 2026

    97.6 °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

    50.1 °F

  • Average 2021–2026

    60.6 °F

  • Average High 2021–2026

    73 °F
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