Rio Rico Northwest Weather Forecast

    • 48
    • 78

    Chance Rain Showers

    • 50
    • 74

    Chance Rain Showers

    • 47
    • 74

    Chance Rain Showers

    • 40
    • 70

    Mostly Cloudy

    • 35
    • 65

    Mostly Cloudy

    • 38
    • 67

    Mostly Cloudy

    • 39
    • 67

    Mostly Cloudy

Today 23 Dec Upper Santa Cruz River and Altar Valleys including Nogales

Mostly cloudy. Highs 75 to 80.

Tonight 23 Dec Upper Santa Cruz River and Altar Valleys including Nogales

Mostly cloudy with a 40 percent chance of Showers. Lows 48 to 54.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rio Rico Northwest Temperature Statistics

December Temperature

Nogales, Nogales International Airport (11.2 miles)

  • Lowest 6 December, 2025

    34 °F

  • Average December

    55.7 °F

  • Highest 19 December, 2025

    81 °F

Climate (2020–Present)

Nogales, Nogales International Airport (11.2 miles)

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  • Average Low 2020–2025

    50.2 °F

  • Average 2020–2025

    65.7 °F

  • Average High 2020–2025

    81.6 °F
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