Julian County Park Weather Forecast

    • 45
    • 64

    Mostly Sunny

    • 50
    • 73

    Mostly Sunny

    • 48
    • 74

    Partly Sunny

    • 42
    • 66

    Partly Sunny

    • 40
    • 54

    Mostly Cloudy

    • 42
    • 54

    Partly Sunny

Today 30 Apr San Diego County Mountains

Mostly sunny this morning. Becoming partly cloudy. Highs 63 to 73. Areas of Winds west to 10 Mph. Becoming 10 to 20 Mph with Gusts to 35 Mph this afternoon.

Tonight 30 Apr San Diego County Mountains

Mostly clear. Lows 42 to 49. Areas of Winds northwest 10 to 20 Mph with Gusts to 35 Mph.

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Julian County Park Temperature Statistics

April Temperature

Ramona, Ramona Airport (18 miles)

  • Lowest 18 April, 2026

    43 °F

  • Average April

    63 °F

  • Highest 4 April, 2026

    86 °F

Climate (2021–Present)

Ramona, Ramona Airport (18 miles)

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  • Average Low 2021–2026

    51.7 °F

  • Average 2021–2026

    64.6 °F

  • Average High 2021–2026

    76.9 °F
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