San Simeon State Park Weather Forecast

    • 57
    • 69

    Mostly Sunny

    • 55
    • 67

    Partly Sunny

    • 56
    • 68

    Partly Sunny

    • 55
    • 62

    Mostly Sunny

    • 55
    • 61

    Mostly Sunny

    • 55
    • 61

    Mostly Cloudy

Today 15 Jan San Luis Obispo County Beaches

Sunny. Highs in the 70s. Northeast Winds around 15 Mph.

Tonight 15 Jan San Luis Obispo County Beaches

Mostly clear. Lows in the mid 30s to mid 40s except around 60 in the Hills. Northeast Winds around 15 Mph after midnight.

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San Simeon State Park Temperature Statistics

January Temperature

Paso Robles Municipal Airport (27.3 miles)

  • Lowest 9 January, 2026

    27 °F

  • Average January

    48.1 °F

  • Highest 12 January, 2026

    66.9 °F

Climate (2021–Present)

Paso Robles Municipal Airport (27.3 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    77.7 °F
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