Lake Sutherland Weather Forecast

    • 54
    • 76

    Becoming Sunny

    • 59
    • 78

    Sunny

    • 64
    • 83

    Sunny

    • 68
    • 89

    Sunny

    • 70
    • 90

    Mostly Sunny

    • 71
    • 90

    Sunny

    • 73
    • 90

    Sunny

Today 28 Sep San Diego County Inland Valleys

Mostly sunny. Hot. Highs around 100 in the western Valleys to 91 to 96 near the Foothills.

Tonight 28 Sep San Diego County Inland Valleys

Mostly clear. Cooler. Lows 52 to 59. Areas of Winds west to 10 Mph this evening becoming light.

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Lake Sutherland Temperature Statistics

September Temperature

Ramona, Ramona Airport (9.3 miles)

  • Lowest 3 September, 2026

    50 °F

  • Average September

    73 °F

  • Highest 9 September, 2026

    104 °F

Climate (2021–2026)

Ramona, Ramona Airport (9.3 miles)

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  • Average Low 2021–2026

    51.7 °F

  • Average 2021–2026

    64.7 °F

  • Average High 2021–2026

    77 °F
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