Julian County Park Weather Forecast

    • 56
    • 78

    Sunny

    • 53
    • 75

    Mostly Sunny

    • 49
    • 70

    Partly Sunny

    • 45
    • 65

    Mostly Sunny

    • 47
    • 70

    Sunny

    • 48
    • 72

    Sunny

    • 50
    • 75

    Mostly Sunny

Today 25 Jun San Diego County Mountains

Sunny. Highs 78 to 88. Areas of Winds west 15 to 25 Mph. Gusts to 30 Mph. Becoming 45 Mph this afternoon.

Tonight 25 Jun San Diego County Mountains

Mostly clear. Cooler. Lows 51 to 60. Areas of Winds west 10 to 20 Mph with Gusts to 30 Mph.

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Julian County Park Temperature Statistics

June Temperature

Ramona, Ramona Airport (18 miles)

  • Lowest 9 June, 2026

    46 °F

  • Average June

    66.8 °F

  • Highest 12 June, 2026

    93.9 °F

Climate (2021–2026)

Ramona, Ramona Airport (18 miles)

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  • Average Low 2021–2026

    51.6 °F

  • Average 2021–2026

    64.6 °F

  • Average High 2021–2026

    76.8 °F
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