Wixon Valley, TX 77808 Frost Dates
77808, near Wixon Valley, TX: the frost window
The last spring frost here typically falls around 02/27, about 183 days from today. Fall's first freeze usually shows up around 11/30, roughly 278 days after the last spring frost.
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 Wixon Valley, not a forecast for this year.
Stretching the season past the first frost
Wixon Valley's growing season runs out in roughly 13 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 02/27 isn't a guarantee
02/27 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/31 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/18 and only about 1 year in 10 sees frost after that.
Wixon Valley against the rest of the dataset
About 278 days separate Wixon Valley's last and first frost, putting it 4,936 of 40,283 ZIP codes nationally. Within TX, it ranks 769 of 2,558.
Learn more
Two guides worth reading on 77808: local microclimates, on what one yard in Wixon Valley can differ from the 77808 normal, and zone vs. frost date, on why Zone 9a and Wixon Valley's frost date answer different questions.