Sahuarita, AZ 85702 Frost Dates
Sahuarita, AZ: when does the frost end?
Around 04/26 is the usual last spring frost, about 241 days away. Fall's first freeze usually shows up around 11/04, roughly 195 days after the last spring frost.
Sahuarita sits in USDA Zone 9b (25 to 30°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
With roughly 10 weeks until Sahuarita's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Sahuarita's last frost
04/26 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/01 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/17 and only about 1 year in 10 sees frost after that.
Sahuarita against the rest of the dataset
About 195 days separate Sahuarita's last and first frost, putting it 19,173 of 40,283 ZIP codes nationally. Within AZ, it ranks 398 of 506.
Learn more
Before leaning on 85702's figures: zone vs. frost date explains why Zone 9b and Sahuarita's frost date answer different questions, while the frost range explains how to read the range around Sahuarita's dates instead of trusting one.