San Luis Obispo Bay Weather Forecast

    • 53
    • 69

    Partly Sunny

    • 53
    • 66

    Patchy Fog

    • 52
    • 67

    Partly Sunny

    • 55
    • 61

    Mostly Cloudy

    • 56
    • 63

    Mostly Cloudy

    • 56
    • 63

    Partly Sunny

Today 30 Aug San Luis Obispo County Beaches

Partly cloudy in the morning then sunny. Highs from the upper 50s to mid 60s at the Beaches to the 70s to lower 80s inland. Northwest Winds 15 to 25 Mph in the afternoon.

Tonight 30 Aug San Luis Obispo County Beaches

Low Clouds and fog. Lows in the mid 40s to mid 50s. Northwest Winds 15 to 25 Mph.

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San Luis Obispo Bay Temperature Statistics

August Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (6.2 miles)

  • Lowest 1 August, 2026

    52.6 °F

  • Average August

    69.9 °F

  • Highest 26 August, 2026

    92.6 °F

Climate (2021–2026)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (6.2 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    73.3 °F
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