Sundown Ranchos Weather Forecast

    • 48
    • 76

    Becoming Sunny

    • 49
    • 79

    Mostly Sunny

    • 52
    • 78

    Mostly Sunny

    • 52
    • 80

    Mostly Sunny

    • 52
    • 82

    Partly Sunny

    • 52
    • 78

    Partly Sunny

Today 18 Dec Scottsdale/Paradise Valley

Sunny. Highs 74 to 76. Light wind.

Tonight 18 Dec Scottsdale/Paradise Valley

Mostly clear. Lows 45 to 52. Northeast wind around 5 Mph.

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Sundown Ranchos Temperature Statistics

December Temperature

Scottsdale Airport (1.9 miles)

  • Lowest 5 December, 2025

    41 °F

  • Average December

    57.6 °F

  • Highest 14 December, 2025

    81 °F

Climate (2020–Present)

Scottsdale Airport (1.9 miles)

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  • Average Low 2020–2025

    63.1 °F

  • Average 2020–2025

    74.7 °F

  • Average High 2020–2025

    86.3 °F
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