Julian Weather Forecast

    • 47
    • 76

    Decreasing Clouds

    • 44
    • 60

    Breezy

    • 52
    • 69

    Mostly Sunny

    • 51
    • 74

    Mostly Sunny

    • 49
    • 70

    Partly Sunny

    • 48
    • 65

    Partly Sunny

Today 21 Oct San Diego County Mountains

Partly cloudy. Highs 74 to 82. Areas of Winds east 10 to 15 Mph. Gusts to 25 Mph this morning.

Tonight 21 Oct San Diego County Mountains

Mostly clear. Colder. Lows 44 to 52. Areas of Winds west to 10 Mph. Becoming 10 to 20 Mph with Gusts to 35 Mph overnight.

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Julian Temperature Statistics

October Temperature

Ramona, Ramona Airport (18 miles)

  • Lowest 4 October, 2025

    44.1 °F

  • Average October

    64.9 °F

  • Highest 10 October, 2025

    89.1 °F

Climate (2020–Present)

Ramona, Ramona Airport (18 miles)

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  • Average Low 2020–2025

    51.1 °F

  • Average 2020–2025

    63.9 °F

  • Average High 2020–2025

    76.4 °F
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