Terrell Hills, TX 78294 Frost Dates
78294, near Terrell Hills, TX: the frost window
Typically, the last spring freeze lands around 02/25, roughly 181 days out. Fall's first freeze usually shows up around 11/28, roughly 277 days after the last spring frost.
Terrell Hills sits in USDA Zone 9a (20 to 25°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
Terrell Hills's growing season runs out in roughly 13 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Terrell Hills's last frost
02/25 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/28 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.
Terrell Hills against the rest of the dataset
At roughly 277 frost-free days, Terrell Hills places 5,007 of 40,283 ZIP codes in this dataset. Within TX, it ranks 805 of 2,558.
Learn more
Two guides worth reading on 78294: zone vs. frost date, on why Zone 9a and Terrell Hills's frost date answer different questions, and the frost range, on how to read the range around Terrell Hills's dates instead of trusting one.