Santa Margarita Weather Forecast

    • 51
    • 78

    Mostly Sunny

    • 52
    • 81

    Becoming Sunny

    • 53
    • 84

    Mostly Sunny

    • 53
    • 87

    Mostly Sunny

    • 52
    • 82

    Mostly Sunny

    • 54
    • 81

    Mostly Sunny

    • 50
    • 79

    Mostly Sunny

Today 21 Jun Southern Salinas Valley

Mostly cloudy in the morning then sunny. Highs in the mid 80s to lower 90s except around 80 cooler Slopes. Southwest Winds around 15 Mph in the afternoon.

Tonight 21 Jun Southern Salinas Valley

Mostly clear except for patchy low Clouds and fog after midnight. Lows in the upper 40s to mid 50s. Southwest Winds around 15 Mph in the evening.

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Santa Margarita Temperature Statistics

June Temperature

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

  • Lowest 7 June, 2026

    45.6 °F

  • Average June

    64.4 °F

  • Highest 10 June, 2026

    85.6 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    60.9 °F

  • Average High 2021–2026

    73.2 °F
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