Otay Ranch Weather Forecast

    • 73
    • 96

    Sunny

    • 72
    • 96

    Sunny

    • 69
    • 94

    Sunny

    • 69
    • 94

    Sunny

    • 68
    • 89

    Mostly Sunny

    • 64
    • 83

    Partly Sunny

Today 5 Oct San Diego County Inland Valleys

Mostly sunny. Hot. Highs 101 to 104 in the western Valleys to 93 to 98 near the Foothills. Areas of Winds east 10 to 15 Mph becoming west this afternoon. Gusts to 25 Mph.

Tonight 5 Oct San Diego County Inland Valleys

Mostly clear. Lows 68 to 73. Areas of Winds northeast to 10 Mph this evening becoming light.

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Otay Ranch Temperature Statistics

October Temperature

San Diego, Brown Field Municipal Airport (7.5 miles)

  • Lowest 1 October, 2026

    62.7 °F

  • Average October

    80.7 °F

  • Highest 2 October, 2026

    105.1 °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

    64 °F

  • Average High 2021–2026

    74.4 °F
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