Jasper, TX 75951 Frost Dates
When can you plant in Jasper, TX?
Typically, the last spring freeze lands around 02/24, roughly 180 days out. The first fall frost typically arrives around 12/01, about 280 frost-free days later.
Jasper 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 Jasper before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
02/24 is the middle of 30 years of NOAA records, not a promise. Plant by 01/28 and you're betting against frost in roughly 9 years out of 10. 03/23 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Jasper compares
Jasper's growing season runs about 280 days, ranking 4,832 of 40,283 US ZIP codes measured here, longest to shortest. Within TX, it ranks 735 of 2,558.
Learn more
the frost range covers how to read the range around Jasper's dates instead of trusting one. local microclimates covers what one yard in Jasper can differ from the 75951 normal.