Santa Margarita Weather Forecast

    • 49
    • 92

    Sunny

    • 46
    • 90

    Mostly Sunny

    • 43
    • 90

    Partly Sunny

    • 52
    • 81

    Mostly Sunny

    • 50
    • 81

    Mostly Sunny

    • 49
    • 82

    Mostly Sunny

Today 19 Mar Southern Salinas Valley

Sunny. Highs in the lower 90s.

Tonight 19 Mar Southern Salinas Valley

Clear. Lows in the upper 40s and 50s.

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Santa Margarita Temperature Statistics

March Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (10.6 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 (10.6 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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