Rio Rico Southwest Weather Forecast

    • 63
    • 90

    Mostly Sunny

    • 64
    • 90

    Slight Chance Thunderstorms

    • 66
    • 94

    Slight Chance Thunderstorms

    • 65
    • 94

    Slight Chance Thunderstorms

    • 66
    • 92

    Slight Chance Thunderstorms

    • 66
    • 92

    Chance Thunderstorms

    • 66
    • 90

    Chance Thunderstorms

Today 13 Sep Upper Santa Cruz River and Altar Valleys including Nogales

Partly cloudy with chance of Showers and slight chance of Thunderstorms in the Morning, then mostly sunny with chance of Showers and Thunderstorms in the afternoon. Highs 85 to 91. Chance of precipitation 30 percent.

Tonight 13 Sep Upper Santa Cruz River and Altar Valleys including Nogales

Mostly clear. Lows 60 to 65.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rio Rico Southwest Temperature Statistics

September Temperature

Nogales, Nogales International Airport (9.3 miles)

  • Lowest 7 September, 2025

    64.9 °F

  • Average September

    76.2 °F

  • Highest 9 September, 2025

    95 °F

Climate (2020–Present)

Nogales, Nogales International Airport (9.3 miles)

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  • Average Low 2020–2025

    50.1 °F

  • Average 2020–2025

    65.7 °F

  • Average High 2020–2025

    81.8 °F
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