Henderson, NV 89199 Frost Dates
When can you plant in Henderson, NV?
The last spring frost here typically falls around 01/21, about 146 days from today. 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.
Why 01/21 isn't a guarantee
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
Henderson's growing season runs about 328 days, ranking 3,171 of 40,283 US ZIP codes measured here, longest to shortest. Within NV, it ranks 47 of 222.
Learn more
zone vs. frost date covers why Zone 9b and Henderson's frost date answer different questions. the frost range covers how to read the range around Henderson's dates instead of trusting one.