Chandler, AZ 85249 Frost Dates
When can you plant in Chandler, AZ?
Typically, the last spring freeze lands around 02/01, roughly 157 days out. The first fall frost typically arrives around 12/11, about 315 frost-free days later.
The USDA Plant Hardiness Zone Map puts Chandler in Zone 9b (25 to 30°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
About 15 weeks of growing season left in Chandler before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Chandler's last frost
02/01 is the middle of 30 years of NOAA records, not a promise. Plant by 01/02 and you're betting against frost in roughly 9 years out of 10. 02/27 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Chandler compares
At roughly 315 frost-free days, Chandler places 3,396 of 40,283 ZIP codes in this dataset. Within AZ, it ranks 208 of 506.
Learn more
the frost range covers how to read the range around Chandler's dates instead of trusting one. local microclimates covers what one yard in Chandler can differ from the 85249 normal.