Socorro, TX 79945 Frost Dates
79945, near Socorro, TX: the frost window
Typically, the last spring freeze lands around 03/02, roughly 186 days out. Fall's first freeze usually shows up around 11/20, roughly 261 days after the last spring frost.
Socorro 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
Socorro's growing season runs out in roughly 12 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
03/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/12 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/19 and only about 1 year in 10 sees frost after that.
Socorro against the rest of the dataset
At roughly 261 frost-free days, Socorro places 6,286 of 40,283 ZIP codes in this dataset. Within TX, it ranks 1,186 of 2,558.
Learn more
Two guides worth reading on 79945: zone vs. frost date, on why Zone 8b and Socorro's frost date answer different questions, and the frost range, on how to read the range around Socorro's dates instead of trusting one.