Morro Bay Weather Forecast

    • 47
    • 58

    Rain Likely

    • 45
    • 56

    Partly Sunny

    • 44
    • 58

    Mostly Sunny

    • 45
    • 61

    Mostly Sunny

    • 46
    • 63

    Mostly Sunny

    • 49
    • 61

    Chance Rain

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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Morro Bay Temperature Statistics

December Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (14.9 miles)

  • Lowest 4 December, 2025

    37 °F

  • Average December

    57.7 °F

  • Highest 10 December, 2025

    82 °F

Climate (2020–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (14.9 miles)

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  • Average Low 2020–2025

    50 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    72.8 °F
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