Otay Ranch Weather Forecast

    • 52
    • 67

    Increasing Clouds

    • 52
    • 69

    Partly Sunny

    • 53
    • 73

    Partly Sunny

    • 55
    • 74

    Mostly Sunny

    • 55
    • 78

    Mostly Sunny

    • 56
    • 77

    Mostly Sunny

    • 56
    • 77

    Mostly Sunny

Today 17 May San Diego County Inland Valleys

Mostly cloudy this morning. Becoming partly cloudy. Patchy fog this morning. Highs 69 to 74. Areas of Winds south 10 to 15 Mph with Gusts to 25 Mph.

Tonight 17 May San Diego County Inland Valleys

Cloudy. Patchy fog. Lows 48 to 55. Areas of Winds south 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Otay Ranch Temperature Statistics

May Temperature

San Diego, Brown Field Municipal Airport (7.5 miles)

  • Lowest 6 May, 2026

    51.7 °F

  • Average May

    64.1 °F

  • Highest 11 May, 2026

    76.6 °F

Climate (2021–Present)

San Diego, Brown Field Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    54.3 °F

  • Average 2021–2026

    63.8 °F

  • Average High 2021–2026

    74.3 °F
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