Port San Luis Weather Forecast

    • 47
    • 60

    Chance Rain

    • 54
    • 60

    Chance Rain

    • 54
    • 62

    Slight Chance Rain

    • 54
    • 61

    Rain Likely

    • 50
    • 58

    Rain Likely

    • 47
    • 58

    Chance Rain

Today 31 Jan San Luis Obispo County Beaches

Low Clouds and fog in the morning then partly cloudy. Highs in the mid 50s to around 60.

Tonight 31 Jan San Luis Obispo County Beaches

Mostly cloudy with a 50 percent chance of rain. Lows in the lower to mid 40s.

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Port San Luis Temperature Statistics

January Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (7.5 miles)

  • Lowest 15 January, 2025

    31.7 °F

  • Average January

    54.4 °F

  • Highest 2 January, 2025

    79.6 °F

Climate (2020–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (7.5 miles)

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  • Average Low 2020–2025

    50 °F

  • Average 2020–2025

    60.2 °F

  • Average High 2020–2025

    72.9 °F
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