Lake Poway Weather Forecast

    • 61
    • 84

    Decreasing Clouds

    • 66
    • 85

    Partly Sunny

    • 66
    • 87

    Partly Sunny

    • 68
    • 89

    Mostly Sunny

    • 70
    • 93

    Mostly Sunny

    • 68
    • 91

    Partly Sunny

Today 11 Jul San Diego County Inland Valleys

Mostly cloudy in the morning. Becoming partly cloudy. Highs 79 to 83 in the western Valleys to 88 to 93 near the Foothills. Light Winds becoming west 10 Mph in the afternoon.

Tonight 11 Jul San Diego County Inland Valleys

Mostly clear this evening. Becoming partly cloudy. Patchy fog overnight. Lows 58 to 63. Areas of Winds west to 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Poway Temperature Statistics

July Temperature

Ramona, Ramona Airport (5.6 miles)

  • Lowest 3 July, 2026

    51.1 °F

  • Average July

    70.2 °F

  • Highest 4 July, 2026

    91.9 °F

Climate (2021–2026)

Ramona, Ramona Airport (5.6 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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