Morro Bay Weather Forecast

    • 51
    • 64

    Increasing Clouds

    • 54
    • 68

    Mostly Cloudy

    • 57
    • 64

    Rain Showers

    • 57
    • 62

    Rain Showers

    • 53
    • 61

    Rain Showers

    • 50
    • 58

    Rain Showers Likely

    • 50
    • 59

    Chance Rain Showers

Today 29 Dec San Luis Obispo County Beaches

Sunny. Highs in the 60s. Northeast Winds 15 to 25 Mph.

Tonight 29 Dec San Luis Obispo County Beaches

Mostly clear. Lows in the 40s to around 50. Northeast Winds 15 to 25 Mph.

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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

    57.4 °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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