Cleburne, TX 76033 Frost Dates
76033, near Cleburne, TX: the frost window
Typically, the last spring freeze lands around 03/17, roughly 201 days out. Fall's first freeze usually shows up around 11/12, roughly 240 days after the last spring frost.
Cleburne sits in USDA Zone 8b (15 to 20°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
Cleburne's growing season runs out in roughly 11 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 03/17 isn't a guarantee
03/17 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/28 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/06 and only about 1 year in 10 sees frost after that.
Cleburne against the rest of the dataset
About 240 days separate Cleburne's last and first frost, putting it 8,672 of 40,283 ZIP codes nationally. Within TX, it ranks 1,927 of 2,558.
Learn more
Two guides worth reading on 76033: the frost range, on how to read the range around Cleburne's dates instead of trusting one, and local microclimates, on what one yard in Cleburne can differ from the 76033 normal.