Otay Ranch Weather Forecast

    • 69
    • 89

    Mostly Sunny

    • 70
    • 89

    Mostly Sunny

    • 73
    • 94

    Mostly Sunny

    • 74
    • 95

    Mostly Sunny

    • 73
    • 92

    Mostly Sunny

    • 69
    • 90

    Mostly Sunny

Today 24 Aug San Diego County Inland Valleys

Mostly sunny this morning. Becoming partly cloudy. Highs 90 to 95 in the western Valleys to 95 to 100 near the Foothills. Areas of Winds west to 10 Mph. Becoming 10 to 15 Mph this afternoon.

Tonight 24 Aug San Diego County Inland Valleys

Mostly clear. Lows 67 to 71. Areas of Winds west to 10 Mph in the evening becoming light.

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Otay Ranch Temperature Statistics

August Temperature

San Diego, Brown Field Municipal Airport (7.5 miles)

  • Lowest 4 August, 2026

    64.7 °F

  • Average August

    74.8 °F

  • Highest 21 August, 2026

    85.6 °F

Climate (2021–2026)

San Diego, Brown Field Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    54.3 °F

  • Average 2021–2026

    63.9 °F

  • Average High 2021–2026

    74.3 °F
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