Lavon, TX 75166 Frost Dates
75166, near Lavon, TX: the frost window
Typically, the last spring freeze lands around 03/18, roughly 202 days out. Fall's first freeze usually shows up around 11/11, roughly 239 days after the last spring frost.
Lavon 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
Lavon'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.
How much risk comes with planting early here
03/18 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 04/07 and only about 1 year in 10 sees frost after that.
Lavon against the rest of the dataset
Lavon's growing season runs about 239 days, ranking 8,806 of 40,283 US ZIP codes measured here, longest to shortest. Within TX, it ranks 1,956 of 2,558.
Learn more
Two guides worth reading on 75166: the frost range, on how to read the range around Lavon's dates instead of trusting one, and local microclimates, on what one yard in Lavon can differ from the 75166 normal.