San Luis County Regional Airport Weather Forecast

    • 53
    • 70

    Increasing Clouds

    • 49
    • 66

    Rain

    • 46
    • 69

    Mostly Sunny

    • 49
    • 73

    Partly Sunny

    • 49
    • 72

    Partly Sunny

    • 50
    • 67

    Mostly Cloudy

    • 48
    • 69

    Partly Sunny

Today 20 Apr San Luis Obispo County Inland Central Coast

Mostly cloudy in the morning then partly cloudy. Highs in the mid 60s to around 70. Southwest Winds around 15 Mph in the afternoon.

Tonight 20 Apr San Luis Obispo County Inland Central Coast

A slight chance of rain in the Evening, then rain after midnight. Lows in the lower to mid 50s. South Winds around 15 Mph in the evening.

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San Luis County Regional Airport Temperature Statistics

April Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (0 miles)

  • Lowest 13 April, 2026

    43.6 °F

  • Average April

    61.2 °F

  • Highest 4 April, 2026

    85.6 °F

Climate (2021–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (0 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    60.7 °F

  • Average High 2021–2026

    73.2 °F
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