Smiley, TX 78614 Frost Dates
78614, near Smiley, TX: the frost window
The last spring frost here typically falls around 03/07, about 191 days from today. Fall's first freeze usually shows up around 11/22, roughly 260 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 Smiley, not a forecast for this year.
Stretching the season past the first frost
Smiley's growing season runs out in roughly 12 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Smiley's last frost
03/07 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/09 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/30 and only about 1 year in 10 sees frost after that.
Smiley against the rest of the dataset
Smiley's growing season runs about 260 days, ranking 6,500 of 40,283 US ZIP codes measured here, longest to shortest. Within TX, it ranks 1,342 of 2,558.
Learn more
Two guides worth reading on 78614: local microclimates, on what one yard in Smiley can differ from the 78614 normal, and zone vs. frost date, on why Zone 9a and Smiley's frost date answer different questions.