Winona, TX 75792 Frost Dates
Frost dates for Winona, TX, ZIP 75792
Around 03/07 is the usual last spring frost, about 191 days away. The first fall frost typically arrives around 11/21, about 257 frost-free days later.
Zone 8b (15 to 20°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 Winona, not a forecast for this year.
What to do before the first frost
Zone 8b around Winona 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.
Why 03/07 isn't a guarantee
03/07 is the middle of 30 years of NOAA records, not a promise. Plant by 02/17 and you're betting against frost in roughly 9 years out of 10. 03/27 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Winona compares
About 257 days separate Winona's last and first frost, putting it 6,741 of 40,283 ZIP codes nationally. Within TX, it ranks 1,451 of 2,558.
Learn more
the frost range explains how to read the range around Winona's dates instead of trusting one, and local microclimates explains what one yard in Winona can differ from the 75792 normal.