Del Rio, TX 78847 Frost Dates
When can you plant in Del Rio, TX?
Around 02/16 is the usual last spring frost, about 172 days away. The first fall frost typically arrives around 12/03, about 293 frost-free days later.
Del Rio 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.
What to do before the first frost
About 14 weeks of growing season left in Del Rio before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 02/16 isn't a guarantee
02/16 is the middle of 30 years of NOAA records, not a promise. Plant by 01/19 and you're betting against frost in roughly 9 years out of 10. 03/10 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Del Rio compares
At roughly 293 frost-free days, Del Rio places 4,272 of 40,283 ZIP codes in this dataset. Within TX, it ranks 526 of 2,558.
Learn more
the frost range covers how to read the range around Del Rio's dates instead of trusting one. local microclimates covers what one yard in Del Rio can differ from the 78847 normal.