Lubbock, TX 79491 Frost Dates
Frost dates for Lubbock, TX, ZIP 79491
Around 04/04 is the usual last spring frost, about 219 days away. The first fall frost typically arrives around 11/02, about 210 frost-free days later.
The USDA Plant Hardiness Zone Map puts Lubbock in Zone 7b (5 to 10°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 7b around Lubbock has about 9 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.
Why 04/04 isn't a guarantee
04/04 is the middle of 30 years of NOAA records, not a promise. Plant by 03/17 and you're betting against frost in roughly 9 years out of 10. 04/22 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Lubbock compares
At roughly 210 frost-free days, Lubbock places 14,924 of 40,283 ZIP codes in this dataset. Within TX, it ranks 2,408 of 2,558.
Learn more
local microclimates explains what one yard in Lubbock can differ from the 79491 normal, and zone vs. frost date explains why Zone 7b and Lubbock's frost date answer different questions.