Oso Flaco Lake Weather Forecast

    • 36
    • 66

    Patchy Fog

    • 40
    • 65

    Patchy Fog

    • 51
    • 65

    Patchy Fog

    • 47
    • 69

    Mostly Sunny

    • 49
    • 66

    Patchy Fog

    • 48
    • 66

    Patchy Fog

    • 47
    • 63

    Patchy Fog

Today 15 Jan San Luis Obispo County Beaches

Sunny. Highs in the 70s. East Winds around 15 Mph in the morning.

Tonight 15 Jan San Luis Obispo County Beaches

Partly cloudy early then low Clouds and fog. Lows in the mid 30s to mid 40s except around 60 in the Hills.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oso Flaco Lake Temperature Statistics

January Temperature

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

  • Lowest 9 January, 2026

    35.1 °F

  • Average January

    53.1 °F

  • Highest 11 January, 2026

    71.1 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    48 °F

  • Average 2021–2026

    56.8 °F

  • Average High 2021–2026

    68.8 °F
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