Oso Flaco Lake Weather Forecast

    • 60
    • 64

    Decreasing Clouds

    • 59
    • 71

    Breezy

    • 56
    • 67

    Partly Sunny

    • 56
    • 61

    Mostly Cloudy

    • 58
    • 62

    Mostly Cloudy

    • 57
    • 62

    Partly Sunny

Today 14 Jul San Luis Obispo County Beaches

Mostly cloudy in the morning then sunny. Highs from the mid 60s to around 70 at the Beaches to around 80 inland. West Winds around 15 Mph in the afternoon.

Tonight 14 Jul San Luis Obispo County Beaches

Mostly clear in the evening then partly cloudy. Lows in the lower 60s. Northwest Winds around 15 Mph in the evening.

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Oso Flaco Lake Temperature Statistics

July Temperature

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

  • Lowest 3 July, 2026

    51.7 °F

  • Average July

    63.3 °F

  • Highest 11 July, 2026

    75.9 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    48.3 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    69.4 °F
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