Balcones Heights, TX 78228 Frost Dates
Balcones Heights, TX: when does the frost end?
Around 02/22 is the usual last spring frost, about 178 days away. Fall's first freeze usually shows up around 12/02, roughly 284 days after the last spring frost.
Balcones Heights 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
With roughly 14 weeks until Balcones Heights's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Balcones Heights's last frost
02/22 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/16 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/12 and only about 1 year in 10 sees frost after that.
Balcones Heights against the rest of the dataset
Balcones Heights's growing season runs about 284 days, ranking 4,692 of 40,283 US ZIP codes measured here, longest to shortest. Within TX, it ranks 724 of 2,558.
Learn more
Before leaning on 78228's figures: zone vs. frost date explains why Zone 9a and Balcones Heights's frost date answer different questions, while the frost range explains how to read the range around Balcones Heights's dates instead of trusting one.