LaCoste, TX 78039 Frost Dates
Frost dates for LaCoste, TX, ZIP 78039
The last spring frost here typically falls around 02/18, about 174 days from today. The first fall frost typically arrives around 12/09, about 296 frost-free days later.
Zone 9a (20 to 25°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for LaCoste, not a forecast for this year.
What to do before the first frost
Zone 9a around LaCoste has about 15 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 LaCoste's last frost
02/18 is the middle of 30 years of NOAA records, not a promise. Plant by 01/18 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 LaCoste compares
About 296 days separate LaCoste's last and first frost, putting it 4,245 of 40,283 ZIP codes nationally. Within TX, it ranks 514 of 2,558.
Learn more
zone vs. frost date explains why Zone 9a and LaCoste's frost date answer different questions, and the frost range explains how to read the range around LaCoste's dates instead of trusting one.