FrostDateCheck

Henderson, NV 89159 Frost Dates

When can you plant in Henderson, NV?

Zone 9b

Around 01/21 is the usual last spring frost, about 146 days away. The first fall frost typically arrives around 12/17, about 328 frost-free days later.

Henderson 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 16 weeks of growing season left in Henderson before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.

How much risk comes with planting early here

01/21 is the middle of 30 years of NOAA records, not a promise. Plant by 03/05 and you're betting against frost in roughly 9 years out of 10. 12/29 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Henderson compares

At roughly 328 frost-free days, Henderson places 3,160 of 40,283 ZIP codes in this dataset. Within NV, it ranks 36 of 222.

Learn more

the frost range covers how to read the range around Henderson's dates instead of trusting one. local microclimates covers what one yard in Henderson can differ from the 89159 normal.