Black Lake Weather Forecast

    • 46
    • 76

    Sunny

    • 46
    • 70

    Mostly Sunny

    • 47
    • 74

    Mostly Sunny

    • 48
    • 78

    Sunny

    • 50
    • 68

    Partly Sunny

    • 48
    • 67

    Mostly Sunny

Today 5 Mar San Luis Obispo County Beaches

Sunny. Highs from the lower to mid 60s at the Beaches to the lower to mid 70s inland. Northwest Winds 15 to 25 Mph.

Tonight 5 Mar San Luis Obispo County Beaches

Clear. Lows in the 40s to around 50. Northwest Winds 15 to 25 Mph in the evening.

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Black Lake Temperature Statistics

March Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (12.4 miles)

  • Lowest 1 March, 2026

    48.9 °F

  • Average March

    57.1 °F

  • Highest 1 March, 2026

    70 °F

Climate (2021–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (12.4 miles)

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  • Average Low 2021–2026

    50 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    72.9 °F
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