Grover Beach Weather Forecast

    • 59
    • 67

    Gradual Clearing

    • 56
    • 67

    Partly Sunny

    • 56
    • 67

    Patchy Fog

    • 58
    • 67

    Mostly Cloudy

    • 58
    • 69

    Partly Sunny

    • 59
    • 71

    Partly Sunny

Today 17 Jul San Luis Obispo County Beaches

Areas of low Clouds and fog in the morning then sunny. Highs from the mid to upper 60s at the Beaches to the lower to mid 70s inland. West Winds around 15 Mph in the afternoon.

Tonight 17 Jul San Luis Obispo County Beaches

Low Clouds and fog developing. Lows around 60. West Winds around 15 Mph in the evening.

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Grover Beach Temperature Statistics

July Temperature

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

  • Lowest 3 July, 2026

    51.7 °F

  • Average July

    66.8 °F

  • Highest 12 July, 2026

    87.7 °F

Climate (2021–2026)

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