Estero Bay Weather Forecast

    • 59
    • 64

    Patchy Fog

    • 60
    • 64

    Patchy Fog

    • 60
    • 63

    Patchy Fog

    • 59
    • 66

    Partly Sunny

    • 57
    • 65

    Partly Sunny

    • 55
    • 63

    Partly Sunny

    • 55
    • 62

    Partly Sunny

Today 18 Aug San Luis Obispo County Beaches

Low Clouds and fog in the morning then partly cloudy. Highs from the mid 60s to around 70 at the Beaches to around 80 inland. Northwest Winds around 15 Mph in the afternoon.

Tonight 18 Aug San Luis Obispo County Beaches

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

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Estero Bay Temperature Statistics

August Temperature

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (23 miles)

  • Lowest 1 August, 2026

    52.6 °F

  • Average August

    69.1 °F

  • Highest 9 August, 2026

    85.6 °F

Climate (2021–2026)

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (23 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    73.2 °F
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