Lake Poway Weather Forecast

    • 54
    • 84

    Mostly Sunny

    • 56
    • 83

    Mostly Sunny

    • 56
    • 83

    Mostly Sunny

    • 55
    • 78

    Partly Sunny

    • 52
    • 70

    Partly Sunny

    • 55
    • 76

    Partly Sunny

Today 18 Oct San Diego County Inland Valleys

Mostly sunny. Highs 81 to 86. Areas of Winds east to 10 Mph becoming west 10 Mph this afternoon.

Tonight 18 Oct San Diego County Inland Valleys

Mostly clear. Lows 50 to 56. Light Winds.

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Lake Poway Temperature Statistics

October Temperature

Ramona, Ramona Airport (5.6 miles)

  • Lowest 4 October, 2025

    44.1 °F

  • Average October

    62.5 °F

  • Highest 10 October, 2025

    89.1 °F

Climate (2020–Present)

Ramona, Ramona Airport (5.6 miles)

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  • Average Low 2020–2025

    51 °F

  • Average 2020–2025

    63.9 °F

  • Average High 2020–2025

    76.4 °F
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