FrostDateCheck

Buckeye, AZ 85396 Frost Dates

When can you plant in Buckeye, AZ?

Zone 9b

The last spring frost here typically falls around 01/07, about 132 days from today. The first fall frost typically arrives around 12/24, about 351 frost-free days later.

Buckeye 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.

What to do before the first frost

About 17 weeks of growing season left in Buckeye before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.

The actual range around Buckeye's last frost

01/07 is the middle of 30 years of NOAA records, not a promise. Plant by 02/05 and you're betting against frost in roughly 9 years out of 10. 12/17 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Buckeye compares

About 351 days separate Buckeye's last and first frost, putting it 2,295 of 40,283 ZIP codes nationally. Within AZ, it ranks 65 of 506.

Learn more

the frost range covers how to read the range around Buckeye's dates instead of trusting one. local microclimates covers what one yard in Buckeye can differ from the 85396 normal.