Los Osos Oaks State Reserve Weather Forecast

    • 58
    • 93

    Mostly Sunny

    • 54
    • 89

    Mostly Sunny

    • 51
    • 82

    Partly Sunny

    • 55
    • 79

    Mostly Sunny

    • 57
    • 79

    Mostly Sunny

    • 55
    • 83

    Mostly Sunny

Today 19 Mar San Luis Obispo County Beaches

Sunny. Highs in the 80s to around 90. Northeast Winds around 15 Mph in the morning.

Tonight 19 Mar San Luis Obispo County Beaches

Mostly clear. Lows in the mid 50s to mid 60s. Northeast Winds around 15 Mph after midnight.

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Los Osos Oaks State Reserve Temperature Statistics

March Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (11.2 miles)

  • Lowest 7 March, 2026

    42.1 °F

  • Average March

    61.4 °F

  • Highest 16 March, 2026

    86 °F

Climate (2021–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (11.2 miles)

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  • Average Low 2021–2026

    50.1 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    73 °F
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