Black Lake Weather Forecast

    • 53
    • 84

    Mostly Sunny

    • 50
    • 72

    Patchy Fog

    • 47
    • 66

    Patchy Fog

    • 54
    • 65

    Mostly Cloudy

    • 55
    • 64

    Rain Showers Likely

    • 54
    • 63

    Chance Rain Showers

    • 53
    • 64

    Mostly Sunny

Today 17 Oct San Luis Obispo County Beaches

Partly cloudy. Highs in the mid to upper 60s.

Tonight 17 Oct San Luis Obispo County Beaches

Clear. Lows in the lower to mid 50s.

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Black Lake Temperature Statistics

October Temperature

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

  • Lowest 13 October, 2026

    45.6 °F

  • Average October

    69.9 °F

  • Highest 3 October, 2026

    99.6 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    50.3 °F

  • Average 2021–2026

    61.2 °F

  • Average High 2021–2026

    73.4 °F
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