San Simeon Bay Weather Forecast

    • 45
    • 57

    Rain Likely

    • 42
    • 55

    Partly Sunny

    • 44
    • 56

    Mostly Sunny

    • 45
    • 59

    Mostly Sunny

    • 46
    • 61

    Mostly Sunny

    • 48
    • 60

    Chance Rain Showers

Today 26 Dec San Luis Obispo County Beaches

Rain likely with a slight chance of Thunderstorms. Highs in the mid 50s to lower 60s. Southwest Winds around 15 Mph. Chance of precipitation 70 percent.

Tonight 26 Dec San Luis Obispo County Beaches

Mostly cloudy with a 50 percent chance of rain. Lows in the mid 40s.

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San Simeon Bay Temperature Statistics

December Temperature

Paso Robles Municipal Airport (31.1 miles)

  • Lowest 5 December, 2025

    30 °F

  • Average December

    48 °F

  • Highest 12 December, 2025

    73 °F

Climate (2020–Present)

Paso Robles Municipal Airport (31.1 miles)

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  • Average Low 2020–2025

    45.2 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    77.7 °F
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