Henderson, NV 89114 Frost Dates
89114, near Henderson, NV: the frost window
Around 02/04 is the usual last spring frost, about 160 days away. Fall's first freeze usually shows up around 12/05, roughly 302 days after the last spring frost.
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.
Stretching the season past the first frost
Henderson's growing season runs out in roughly 14 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
02/04 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/10 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 02/27 and only about 1 year in 10 sees frost after that.
Henderson against the rest of the dataset
About 302 days separate Henderson's last and first frost, putting it 3,796 of 40,283 ZIP codes nationally. Within NV, it ranks 85 of 222.
Learn more
Two guides worth reading on 89114: zone vs. frost date, on why Zone 9b and Henderson's frost date answer different questions, and the frost range, on how to read the range around Henderson's dates instead of trusting one.