Lake Poway Park Weather Forecast

    • 44
    • 64

    Decreasing Clouds

    • 46
    • 68

    Mostly Sunny

    • 46
    • 70

    Partly Sunny

    • 47
    • 72

    Partly Sunny

    • 49
    • 70

    Mostly Cloudy

    • 49
    • 68

    Partly Sunny

Today 24 Jan San Diego County Inland Valleys

Partly cloudy. Patchy fog this morning. A slight chance of Showers this afternoon. Highs around 64 in the western Valleys to 57 to 62 near the Foothills. Light Winds becoming west 10 Mph this afternoon. Chance of measurable precipitation 20 percent.

Tonight 24 Jan San Diego County Inland Valleys

Partly cloudy in the evening. Becoming mostly clear. Colder. Lows 33 to 43 in wind Sheltered Areas to 40 to 46 in warmer Locations. Light Winds becoming northeast to 10 Mph overnight.

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Lake Poway Park Temperature Statistics

January Temperature

Ramona, Ramona Airport (5.6 miles)

  • Lowest 8 January, 2026

    37 °F

  • Average January

    61.6 °F

  • Highest 17 January, 2026

    81 °F

Climate (2021–Present)

Ramona, Ramona Airport (5.6 miles)

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  • Average Low 2021–2026

    51.2 °F

  • Average 2021–2026

    64 °F

  • Average High 2021–2026

    76.5 °F
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