Morro Bay Sand Spit Weather Forecast

    • 54
    • 66

    Mostly Sunny

    • 54
    • 65

    Mostly Sunny

    • 55
    • 66

    Sunny

    • 55
    • 66

    Sunny

    • 56
    • 66

    Mostly Sunny

    • 56
    • 66

    Sunny

Today 7 Dec San Luis Obispo County Beaches

Sunny. Highs in the mid 60s to lower 70s. North Winds around 15 Mph in the morning.

Tonight 7 Dec San Luis Obispo County Beaches

Mostly clear. Lows in the 40s to lower 50s. North Winds around 15 Mph.

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Morro Bay Sand Spit Temperature Statistics

December Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (14.3 miles)

  • Lowest 4 December, 2025

    37 °F

  • Average December

    51.6 °F

  • Highest 5 December, 2025

    72 °F

Climate (2020–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (14.3 miles)

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  • Average Low 2020–2025

    49.9 °F

  • Average 2020–2025

    60.3 °F

  • Average High 2020–2025

    72.8 °F
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