Premont, TX 78375 Frost Dates
Premont, TX: when does the frost end?
Typically, the last spring freeze lands around 02/25, roughly 181 days out. Fall's first freeze usually shows up around 12/01, roughly 285 days after the last spring frost.
Zone 9b (25 to 30°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Premont, not a forecast for this year.
Stretching the season past the first frost
With roughly 14 weeks until Premont's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
02/25 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/19 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/18 and only about 1 year in 10 sees frost after that.
Premont against the rest of the dataset
About 285 days separate Premont's last and first frost, putting it 4,649 of 40,283 ZIP codes nationally. Within TX, it ranks 712 of 2,558.
Learn more
Before leaning on 78375's figures: local microclimates explains what one yard in Premont can differ from the 78375 normal, while zone vs. frost date explains why Zone 9b and Premont's frost date answer different questions.