Lake Poway Weather Forecast

    • 58
    • 70

    Rain Showers

    • 55
    • 67

    Rain Showers Likely

    • 52
    • 69

    Mostly Sunny

    • 56
    • 77

    Sunny

    • 61
    • 84

    Sunny

    • 67
    • 89

    Sunny

Today 11 Oct San Diego County Inland Valleys

Showers, cooler. Highs 69 to 72 in the western Valleys to 62 to 67 near the Foothills. Areas of Winds southwest 10 to 20 Mph. Gusts to 35 Mph. Becoming 30 Mph this afternoon.

Tonight 11 Oct San Diego County Inland Valleys

Cloudy. A chance of Showers in the Evening, then Showers likely overnight. Cooler. Lows 49 to 59. Areas of Winds south 10 Mph. Chance of measurable precipitation 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Poway Temperature Statistics

October Temperature

Ramona, Ramona Airport (5.6 miles)

  • Lowest 1 October, 2026

    54 °F

  • Average October

    87.9 °F

  • Highest 4 October, 2026

    100.9 °F

Climate (2021–2026)

Ramona, Ramona Airport (5.6 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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