Lake Poway Weather Forecast

    • 62
    • 86

    Increasing Clouds

    • 62
    • 83

    Mostly Sunny

    • 61
    • 83

    Partly Sunny

    • 60
    • 83

    Mostly Sunny

    • 59
    • 79

    Mostly Sunny

    • 57
    • 78

    Mostly Sunny

Today 13 Jun San Diego County Inland Valleys

Mostly sunny. Highs 81 to 86 in the western Valleys to 87 to 92 near the Foothills. Areas of Winds west to 10 Mph becoming 10 to 15 Mph this afternoon.

Tonight 13 Jun San Diego County Inland Valleys

Mostly clear. Patchy fog overnight. Lows 59 to 63. Areas of Winds west to 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Poway Temperature Statistics

June Temperature

Ramona, Ramona Airport (5.6 miles)

  • Lowest 9 June, 2026

    46 °F

  • Average June

    64.5 °F

  • Highest 10 June, 2026

    87.1 °F

Climate (2021–Present)

Ramona, Ramona Airport (5.6 miles)

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  • Average Low 2021–2026

    51.7 °F

  • Average 2021–2026

    64.6 °F

  • Average High 2021–2026

    76.9 °F
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