Cuyamaca Rancho State Park Weather Forecast

    • 45
    • 64

    Sunny

    • 46
    • 69

    Mostly Sunny

    • 46
    • 65

    Chance Rain Showers

    • 54
    • 70

    Sunny

    • 60
    • 79

    Mostly Sunny

    • 62
    • 83

    Mostly Sunny

    • 61
    • 85

    Mostly Sunny

Today 17 Sep San Diego County Mountains

Patchy fog this morning. Partly cloudy with a slight chance of Showers this Morning, then mostly sunny this afternoon. Warmer. Highs 65 to 75. Areas of Winds west 10 to 20 Mph. Gusts to 30 Mph this morning. Chance of measurable precipitation 20 percent.

Tonight 17 Sep San Diego County Mountains

Mostly clear. Lows 38 to 48. Areas of Winds west 10 Mph.

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Cuyamaca Rancho State Park Temperature Statistics

September Temperature

Ramona, Ramona Airport (21.1 miles)

  • Lowest 11 September, 2024

    52 °F

  • Average September

    81 °F

  • Highest 6 September, 2024

    111.9 °F

Climate (2019–Present)

Ramona, Ramona Airport (21.1 miles)

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  • Average Low 2019–2024

    50.8 °F

  • Average 2019–2024

    63.5 °F

  • Average High 2019–2024

    76.4 °F
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