Barrett Junction Weather Forecast

    • 58
    • 86

    Sunny

    • 53
    • 86

    Mostly Sunny

    • 51
    • 72

    Patchy Fog

    • 55
    • 79

    Mostly Sunny

    • 55
    • 84

    Mostly Sunny

    • 54
    • 80

    Partly Sunny

Today 20 Oct San Diego County Inland Valleys

Sunny. Highs 81 to 86. Light Winds becoming west 10 Mph this afternoon.

Tonight 20 Oct San Diego County Inland Valleys

Mostly clear. Lows 55 to 59. Light Winds.

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Barrett Junction Temperature Statistics

October Temperature

San Diego, Brown Field Municipal Airport (16.8 miles)

  • Lowest 16 October, 2025

    48.9 °F

  • Average October

    64.7 °F

  • Highest 18 October, 2025

    88 °F

Climate (2020–Present)

San Diego, Brown Field Municipal Airport (16.8 miles)

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  • Average Low 2020–2025

    54 °F

  • Average 2020–2025

    63.4 °F

  • Average High 2020–2025

    73.8 °F
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