Sparks, NV 89434 Frost Dates
Frost dates for Sparks, NV, ZIP 89434
Typically, the last spring freeze lands around 05/01, roughly 246 days out. The first fall frost typically arrives around 10/10, about 160 frost-free days later.
Sparks sits in USDA Zone 7b (5 to 10°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
Zone 7b around Sparks has about 6 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.
The actual range around Sparks's last frost
05/01 is the middle of 30 years of NOAA records, not a promise. Plant by 04/17 and you're betting against frost in roughly 9 years out of 10. 05/25 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Sparks compares
At roughly 160 frost-free days, Sparks places 32,193 of 40,283 ZIP codes in this dataset. Within NV, it ranks 156 of 222.
Learn more
local microclimates explains what one yard in Sparks can differ from the 89434 normal, and zone vs. frost date explains why Zone 7b and Sparks's frost date answer different questions.