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Santa Cruz County, AZ Weather Forecast
Santa Cruz County, AZ Weather Forecast Date: 213 PM MST Mon Mar 02 2026
The area/counties/county of: Upper Santa Cruz River Valley/Altar Valley, including: Nogales.or toggle through each period.
Tonight... Mostly clear. Lows 49 to 55.
Tuesday... Sunny. Highs 78 to 83.
Tuesday Night... Clear. Lows 43 to 49.
Wednesday... Mostly sunny. Highs 76 to 81.
Wednesday Night... Partly cloudy. Lows 43 to 49.
Thursday... Sunny. Highs 73 to 78.
Thursday Night... Clear. Lows 36 to 42.
Friday... Sunny. Highs 65 to 70.
Friday Night... Clear. Lows 36 to 42.
Saturday... Mostly sunny. Highs 66 to 71.
Saturday Night... Partly cloudy with a 10% chance of showers. Lows 40 to 46.
Sunday... Partly cloudy with a 30% chance of showers. Highs 68 to 74.
Sunday Night... Mostly cloudy with a 30% chance of showers. Lows 41 to 47. Highs 68 to 74.
POP = Probability of Precipitation
Santa Cruz County Radar Loop
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