San Simeon State Park Weather Forecast

    • 51
    • 71

    Patchy Fog

    • 50
    • 67

    Patchy Fog

    • 55
    • 66

    Rain Showers Likely

    • 53
    • 61

    Rain Showers

    • 53
    • 63

    Chance Rain Showers

    • 52
    • 64

    Partly Sunny

    • 54
    • 66

    Partly Sunny

Today 18 Oct San Luis Obispo County Beaches

Sunny. Highs from around 70 at the Beaches to around 80 inland.

Tonight 18 Oct San Luis Obispo County Beaches

Low Clouds and fog. Lows in the lower 50s.

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San Simeon State Park Temperature Statistics

October Temperature

Paso Robles Municipal Airport (27.3 miles)

  • Lowest 13 October, 2026

    37.7 °F

  • Average October

    70.4 °F

  • Highest 3 October, 2026

    103.6 °F

Climate (2021–2026)

Paso Robles Municipal Airport (27.3 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    60.9 °F

  • Average High 2021–2026

    78 °F
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