Shell Beach Weather Forecast

    • 54
    • 70

    Increasing Clouds

    • 54
    • 67

    Becoming Sunny

    • 54
    • 67

    Mostly Cloudy

    • 54
    • 64

    Mostly Cloudy

    • 53
    • 64

    Mostly Sunny

    • 54
    • 64

    Mostly Sunny

    • 54
    • 66

    Mostly Sunny

Today 9 May San Luis Obispo County Beaches

Sunny except for patchy low Clouds and fog in the morning. Highs from the upper 50s to mid 60s at the Beaches to the 70s to around 80 inland. Northwest Winds 15 to 25 Mph in the afternoon.

Tonight 9 May San Luis Obispo County Beaches

Partly cloudy in the evening then mostly cloudy. Lows around 50. Northwest Winds 15 to 25 Mph.

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Shell Beach Temperature Statistics

May Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (5.6 miles)

  • Lowest 4 May, 2026

    46.7 °F

  • Average May

    59.1 °F

  • Highest 6 May, 2026

    72.6 °F

Climate (2021–Present)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (5.6 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    60.8 °F

  • Average High 2021–2026

    73.2 °F
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