San Luis Obispo Weather Forecast

    • 55
    • 84

    Mostly Sunny

    • 58
    • 90

    Partly Sunny

    • 57
    • 91

    Sunny

    • 54
    • 87

    Mostly Sunny

    • 56
    • 86

    Patchy Fog

    • 55
    • 85

    Partly Sunny

    • 53
    • 81

    Partly Sunny

Today 22 Mar San Luis Obispo County Inland Central Coast

Sunny. Fog in the morning. Fog locally dense with visibility one quarter mile or less. Highs in the mid 70s to mid 80s. Northwest Winds around 15 Mph in the afternoon.

Tonight 22 Mar San Luis Obispo County Inland Central Coast

Mostly clear. Lows in the 50s to around 60. Northwest Winds around 15 Mph in the evening.

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San Luis Obispo Temperature Statistics

March Temperature

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

  • Lowest 7 March, 2026

    42.1 °F

  • Average March

    64.6 °F

  • Highest 17 March, 2026

    97.6 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    50.1 °F

  • Average 2021–2026

    60.6 °F

  • Average High 2021–2026

    73.1 °F
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