Dallas, TX 75390 Frost Dates
Dallas, TX: when does the frost end?
Typically, the last spring freeze lands around 03/02, roughly 186 days out. Fall's first freeze usually shows up around 11/29, roughly 272 days after the last spring frost.
Dallas 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
With roughly 13 weeks until Dallas's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Dallas's last frost
03/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/10 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.
Dallas against the rest of the dataset
About 272 days separate Dallas's last and first frost, putting it 5,300 of 40,283 ZIP codes nationally. Within TX, it ranks 961 of 2,558.
Learn more
Before leaning on 75390's figures: the frost range explains how to read the range around Dallas's dates instead of trusting one, while local microclimates explains what one yard in Dallas can differ from the 75390 normal.