Julian County Park Weather Forecast

    • 45
    • 55

    Chance Rain Showers

    • 47
    • 63

    Sunny

    • 49
    • 66

    Mostly Sunny

    • 49
    • 68

    Mostly Sunny

    • 47
    • 68

    Partly Sunny

    • 47
    • 66

    Partly Sunny

Today 23 Oct San Diego County Mountains

Partly cloudy. A slight chance of Showers this Morning, then a chance of Showers this afternoon. Highs 54 to 62. Areas of Winds west 10 to 15 Mph. Gusts to 30 Mph. Becoming 25 Mph this afternoon. Chance of measurable precipitation 30 percent.

Tonight 23 Oct San Diego County Mountains

Partly cloudy with a chance of Showers in the Evening, then mostly clear overnight. Lows 41 to 48. Areas of Winds west 10 to 15 Mph becoming north overnight. Chance of measurable precipitation 40 percent.

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Julian County Park Temperature Statistics

October Temperature

Ramona, Ramona Airport (18 miles)

  • Lowest 13 October, 2026

    48 °F

  • Average October

    77.3 °F

  • Highest 4 October, 2026

    100.9 °F

Climate (2021–2026)

Ramona, Ramona Airport (18 miles)

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  • Average Low 2021–2026

    51.8 °F

  • Average 2021–2026

    64.8 °F

  • Average High 2021–2026

    77.1 °F
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