Mesquite, NV 89040 Frost Dates
Frost dates for Mesquite, NV, ZIP 89040
Around 02/26 is the usual last spring frost, about 182 days away. The first fall frost typically arrives around 11/22, about 268 frost-free days later.
The USDA Plant Hardiness Zone Map puts Mesquite in Zone 9b (25 to 30°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 9b around Mesquite has about 12 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
How much risk comes with planting early here
02/26 is the middle of 30 years of NOAA records, not a promise. Plant by 02/04 and you're betting against frost in roughly 9 years out of 10. 03/16 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Mesquite compares
At roughly 268 frost-free days, Mesquite places 5,735 of 40,283 ZIP codes in this dataset. Within NV, it ranks 96 of 222.
Learn more
local microclimates explains what one yard in Mesquite can differ from the 89040 normal, and zone vs. frost date explains why Zone 9b and Mesquite's frost date answer different questions.