San Luis Obispo Weather Forecast

    • 54
    • 80

    Mostly Cloudy

    • 54
    • 77

    Decreasing Clouds

    • 53
    • 78

    Mostly Cloudy

    • 56
    • 77

    Partly Sunny

    • 59
    • 83

    Mostly Sunny

    • 57
    • 84

    Partly Sunny

    • 56
    • 77

    Partly Sunny

Today 4 Jul San Luis Obispo County Inland Central Coast

Mostly cloudy. Patchy morning fog. Highs in the 70s to around 80.

Tonight 4 Jul San Luis Obispo County Inland Central Coast

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

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San Luis Obispo Temperature Statistics

July Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (3.1 miles)

  • Lowest 2 July, 2026

    55 °F

  • Average July

    62.3 °F

  • Highest 1 July, 2026

    70.6 °F

Climate (2021–2026)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (3.1 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    60.9 °F

  • Average High 2021–2026

    73.2 °F
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