Oso Flaco Lake Weather Forecast

    • 45
    • 60

    Decreasing Clouds

    • 45
    • 59

    Mostly Sunny

    • 46
    • 64

    Mostly Sunny

    • 45
    • 64

    Mostly Sunny

    • 46
    • 63

    Partly Sunny

    • 43
    • 62

    Mostly Sunny

Today 3 Dec San Luis Obispo County Beaches

Low Clouds and fog in the morning then partly cloudy. Fog locally dense with visibility one quarter mile or less. Highs in the 60s.

Tonight 3 Dec San Luis Obispo County Beaches

Partly cloudy except for patchy low Clouds and fog. Lows in the mid 40s to lower 50s.

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  • Temperature Forecast NOAA

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Oso Flaco Lake Temperature Statistics

December Temperature

Santa Maria Public Airport/Capt G Allan Hancock Field (13 miles)

  • Lowest 1 December, 2024

    46 °F

  • Average December

    56.8 °F

  • Highest 1 December, 2024

    72 °F

Climate (2019–Present)

Santa Maria Public Airport/Capt G Allan Hancock Field (13 miles)

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  • Average Low 2019–2024

    48.1 °F

  • Average 2019–2024

    56.8 °F

  • Average High 2019–2024

    68.9 °F
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