Grover Beach Weather Forecast

    • 50
    • 81

    Sunny

    • 51
    • 65

    Partly Sunny

    • 50
    • 65

    Partly Sunny

    • 53
    • 75

    Sunny

    • 55
    • 81

    Mostly Sunny

    • 55
    • 80

    Partly Sunny

Today 8 Mar San Luis Obispo County Beaches

Sunny. Highs in the mid 70s to around 80. North Winds around 15 Mph in the afternoon.

Tonight 8 Mar San Luis Obispo County Beaches

Mostly clear. Lows in the mid 40s to lower 50s. North Winds around 15 Mph in the evening.

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Grover Beach Temperature Statistics

March Temperature

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

  • Lowest 1 March, 2026

    48.9 °F

  • Average March

    57.1 °F

  • Highest 3 March, 2026

    73 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    50.1 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    72.9 °F
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