Santa Margarita Lake County Park Weather Forecast

    • 51
    • 87

    Becoming Sunny

    • 50
    • 88

    Sunny

    • 48
    • 84

    Sunny

    • 49
    • 82

    Partly Sunny

    • 49
    • 84

    Partly Sunny

    • 47
    • 81

    Mostly Sunny

Today 23 Mar San Luis Obispo County Mountains

Sunny in the morning then partly cloudy. Highs from the mid to upper 80s at low Elevations to the mid 70s to around 80 at high Elevations. Northeast Winds around 15 Mph.

Tonight 23 Mar San Luis Obispo County Mountains

Partly cloudy in the evening then mostly clear. Lows in the 50s to around 60. Northeast Winds around 15 Mph.

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Santa Margarita Lake County Park Temperature Statistics

March Temperature

Paso Robles Municipal Airport (26.1 miles)

  • Lowest 6 March, 2026

    35.1 °F

  • Average March

    60.6 °F

  • Highest 18 March, 2026

    95.6 °F

Climate (2021–Present)

Paso Robles Municipal Airport (26.1 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    60.6 °F

  • Average High 2021–2026

    77.9 °F
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