Sahuarita, AZ 85752 Frost Dates
When can you plant in Sahuarita, AZ?
The last spring frost here typically falls around 04/26, about 241 days from today. The first fall frost typically arrives around 11/04, about 195 frost-free days later.
Zone 9b (25 to 30°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Sahuarita, not a forecast for this year.
What to do before the first frost
About 10 weeks of growing season left in Sahuarita before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Sahuarita's last frost
04/26 is the middle of 30 years of NOAA records, not a promise. Plant by 04/01 and you're betting against frost in roughly 9 years out of 10. 05/17 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Sahuarita compares
About 195 days separate Sahuarita's last and first frost, putting it 19,185 of 40,283 ZIP codes nationally. Within AZ, it ranks 410 of 506.
Learn more
zone vs. frost date covers why Zone 9b and Sahuarita's frost date answer different questions. the frost range covers how to read the range around Sahuarita's dates instead of trusting one.