Oso Flaco Lake Weather Forecast

    • 51
    • 64

    Increasing Clouds

    • 51
    • 61

    Chance Rain Showers

    • 47
    • 61

    Chance Rain Showers

    • 47
    • 61

    Partly Sunny

    • 50
    • 64

    Partly Sunny

    • 50
    • 63

    Partly Sunny

    • 50
    • 64

    Sunny

Today 24 Apr San Luis Obispo County Beaches

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

Tonight 24 Apr San Luis Obispo County Beaches

Mostly cloudy. Lows in the mid 40s to lower 50s. Northwest Winds around 15 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oso Flaco Lake Temperature Statistics

April Temperature

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

  • Lowest 4 April, 2026

    43.6 °F

  • Average April

    60.6 °F

  • Highest 4 April, 2026

    87.7 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    48.2 °F

  • Average 2021–2026

    57.2 °F

  • Average High 2021–2026

    69.3 °F
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