Lorenzo, TX 79343 Frost Dates
79343, near Lorenzo, TX: the frost window
Typically, the last spring freeze lands around 04/05, roughly 220 days out. Fall's first freeze usually shows up around 11/05, roughly 213 days after the last spring frost.
Lorenzo sits in USDA Zone 7b (5 to 10°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
Lorenzo'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 04/05 isn't a guarantee
04/05 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/22 and only about 1 year in 10 sees frost after that.
Lorenzo against the rest of the dataset
Lorenzo's growing season runs about 213 days, ranking 14,526 of 40,283 US ZIP codes measured here, longest to shortest. Within TX, it ranks 2,372 of 2,558.
Learn more
Two guides worth reading on 79343: the frost range, on how to read the range around Lorenzo's dates instead of trusting one, and local microclimates, on what one yard in Lorenzo can differ from the 79343 normal.