Black Lake Weather Forecast

    • 53
    • 63

    Partly Sunny

    • 53
    • 63

    Partly Sunny

    • 52
    • 63

    Partly Sunny

    • 49
    • 63

    Partly Sunny

    • 50
    • 59

    Mostly Sunny

Today 23 May San Luis Obispo County Beaches

Areas of low Clouds and fog. Highs from the lower to mid 60s at the Beaches to the lower to mid 70s inland.

Tonight 23 May San Luis Obispo County Beaches

Low Clouds and fog. Lows in the lower 50s.

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Black Lake Temperature Statistics

May Temperature

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

  • Lowest 18 May, 2026

    43 °F

  • Average May

    60.8 °F

  • Highest 19 May, 2026

    86 °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

    50.2 °F

  • Average 2021–2026

    60.8 °F

  • Average High 2021–2026

    73.2 °F
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