Victorville, CA 92394 Frost Dates
Frost dates for Victorville, CA, ZIP 92394
Typically, the last spring freeze lands around 03/18, roughly 202 days out. The first fall frost typically arrives around 11/11, about 233 frost-free days later.
The USDA Plant Hardiness Zone Map puts Victorville in Zone 8b (15 to 20°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 8b around Victorville has about 11 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
03/18 is the middle of 30 years of NOAA records, not a promise. Plant by 02/23 and you're betting against frost in roughly 9 years out of 10. 04/12 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Victorville compares
At roughly 233 frost-free days, Victorville places 9,838 of 40,283 ZIP codes in this dataset. Within CA, it ranks 2,152 of 2,555.
Learn more
local microclimates explains what one yard in Victorville can differ from the 92394 normal, and zone vs. frost date explains why Zone 8b and Victorville's frost date answer different questions.