Lake Poway Weather Forecast

    • 51
    • 74

    Mostly Sunny

    • 54
    • 79

    Mostly Sunny

    • 54
    • 84

    Mostly Sunny

    • 53
    • 81

    Sunny

    • 54
    • 80

    Mostly Sunny

    • 53
    • 80

    Mostly Sunny

Today 7 Dec San Diego County Inland Valleys

Mostly sunny. Highs 73 to 78. Areas of Winds west to 10 Mph.

Tonight 7 Dec San Diego County Inland Valleys

Mostly clear. Lows 48 to 54. Light Winds becoming northeast to 10 Mph overnight.

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  • Temperature Real-Time

Lake Poway Temperature Statistics

December Temperature

Ramona, Ramona Airport (5.6 miles)

  • Lowest 1 December, 2025

    44.1 °F

  • Average December

    56.2 °F

  • Highest 2 December, 2025

    69.1 °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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