Henderson, NV 89019 Frost Dates
89019, near Henderson, NV: the frost window
Typically, the last spring freeze lands around 03/17, roughly 201 days out. Fall's first freeze usually shows up around 11/20, roughly 245 days after the last spring frost.
Henderson sits in USDA Zone 8b (15 to 20°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.
Stretching the season past the first frost
Henderson's growing season runs out in roughly 12 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Henderson's last frost
03/17 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/23 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/11 and only about 1 year in 10 sees frost after that.
Henderson against the rest of the dataset
At roughly 245 frost-free days, Henderson places 7,958 of 40,283 ZIP codes in this dataset. Within NV, it ranks 103 of 222.
Learn more
Two guides worth reading on 89019: the frost range, on how to read the range around Henderson's dates instead of trusting one, and local microclimates, on what one yard in Henderson can differ from the 89019 normal.