Oso Flaco Lake Weather Forecast

    • 26
    • 54

    Patchy Fog

    • 27
    • 55

    Gradual Clearing

    • 37
    • 55

    Partly Sunny

    • 39
    • 58

    Mostly Sunny

    • 40
    • 59

    Partly Sunny

    • 41
    • 61

    Mostly Sunny

    • 40
    • 63

    Mostly Sunny

Today 17 Jan San Luis Obispo County Beaches

Patchy low Clouds and fog in the morning then sunny. Areas of frost in the morning. Highs in the mid 50s to around 60. Northwest Winds around 15 Mph in the afternoon.

Tonight 17 Jan San Luis Obispo County Beaches

Clear early then low Clouds and fog. Areas of frost after midnight. Lows in the mid 20s to mid 30s except the mid 30s to around 40 in the Hills.

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Oso Flaco Lake Temperature Statistics

January Temperature

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

  • Lowest 14 January, 2025

    30.9 °F

  • Average January

    52 °F

  • Highest 9 January, 2025

    75.7 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    48.1 °F

  • Average 2020–2025

    56.8 °F

  • Average High 2020–2025

    69 °F
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