Rio Rico Weather Forecast

    • 65
    • 83

    Rain Showers Likely

    • 65
    • 85

    Thunderstorms Likely

    • 66
    • 90

    Slight Chance Thunderstorms

    • 67
    • 95

    Mostly Sunny

    • 66
    • 96

    Mostly Sunny

    • 66
    • 95

    Slight Chance Thunderstorms

Today 5 Sep Upper Santa Cruz River and Altar Valleys including Nogales

Mostly cloudy. Slight chance of Showers in the Morning, then chance of Showers and Thunderstorms in the afternoon. Highs 78 to 84. Chance of precipitation 40 percent.

Tonight 5 Sep Upper Santa Cruz River and Altar Valleys including Nogales

Mostly cloudy. Chance of Showers and Thunderstorms in the Evening, then chance of Showers and slight chance of Thunderstorms after midnight. Lows 62 to 67. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rio Rico Temperature Statistics

September Temperature

Nogales, Nogales International Airport (8.1 miles)

  • Lowest 3 September, 2025

    66 °F

  • Average September

    76.4 °F

  • Highest 2 September, 2025

    91 °F

Climate (2020–Present)

Nogales, Nogales International Airport (8.1 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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