La Marque, TX 77563 Frost Dates
77563, near La Marque, TX: the frost window
Typically, the last spring freeze lands around 01/18, roughly 143 days out. Fall's first freeze usually shows up around 01/07, roughly 365 days after the last spring frost.
La Marque sits in USDA Zone 9b (25 to 30°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
La Marque's growing season runs out in roughly 19 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
01/18 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 12/21 and only about 1 year in 10 sees frost after that.
La Marque against the rest of the dataset
At roughly 365 frost-free days, La Marque places 1,250 of 40,283 ZIP codes in this dataset. Within TX, it ranks 26 of 2,558.
Learn more
Two guides worth reading on 77563: local microclimates, on what one yard in La Marque can differ from the 77563 normal, and zone vs. frost date, on why Zone 9b and La Marque's frost date answer different questions.