Santa Margarita Weather Forecast

    • 50
    • 86

    Sunny

    • 52
    • 91

    Sunny

    • 54
    • 93

    Sunny

    • 54
    • 95

    Sunny

    • 60
    • 97

    Hot

    • 58
    • 96

    Slight Chance Thunderstorms

    • 54
    • 83

    Slight Chance Thunderstorms

Today 13 Sep Southern Salinas Valley

Areas of low Clouds and fog in the morning then sunny. Highs in the mid 80s to around 90.

Tonight 13 Sep Southern Salinas Valley

Clear. Lows in the upper 40s to mid 50s. West Winds around 15 Mph in the evening.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Santa Margarita Temperature Statistics

September Temperature

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

  • Lowest 7 September, 2025

    50 °F

  • Average September

    66.6 °F

  • Highest 1 September, 2025

    87.1 °F

Climate (2020–Present)

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

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    49.9 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    72.9 °F
Get WillyWeather+ to remove ads