Rosebud, TX 76570 Frost Dates
76570, near Rosebud, TX: the frost window
Around 03/21 is the usual last spring frost, about 205 days away. Fall's first freeze usually shows up around 11/09, roughly 234 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Rosebud in Zone 9a (20 to 25°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
Rosebud's growing season runs out in roughly 10 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 03/21 isn't a guarantee
03/21 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/27 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/10 and only about 1 year in 10 sees frost after that.
Rosebud against the rest of the dataset
At roughly 234 frost-free days, Rosebud places 9,765 of 40,283 ZIP codes in this dataset. Within TX, it ranks 2,061 of 2,558.
Learn more
Two guides worth reading on 76570: the frost range, on how to read the range around Rosebud's dates instead of trusting one, and local microclimates, on what one yard in Rosebud can differ from the 76570 normal.