Cuyamaca Rancho State Park Weather Forecast

    • 69
    • 89

    Mostly Sunny

    • 70
    • 90

    Mostly Sunny

    • 72
    • 92

    Mostly Sunny

    • 72
    • 92

    Mostly Sunny

    • 70
    • 90

    Slight Chance Thunderstorms

    • 70
    • 89

    Mostly Sunny

Today 17 Aug San Diego County Mountains

Mostly sunny. Warmer. Highs 87 to 97. Areas of Winds west to 10 Mph. Becoming 10 to 15 Mph with Gusts to 25 Mph this afternoon.

Tonight 17 Aug San Diego County Mountains

Mostly clear. Lows 64 to 73. Areas of Winds west 10 to 15 Mph.

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  • Temperature Real-Time

Cuyamaca Rancho State Park Temperature Statistics

August Temperature

Ramona, Ramona Airport (21.1 miles)

  • Lowest 3 August, 2026

    55.9 °F

  • Average August

    75.2 °F

  • Highest 2 August, 2026

    98.1 °F

Climate (2021–2026)

Ramona, Ramona Airport (21.1 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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