Jarrell, TX 76537 Frost Dates
When can you plant in Jarrell, TX?
Typically, the last spring freeze lands around 03/06, roughly 190 days out. The first fall frost typically arrives around 11/24, about 259 frost-free days later.
Zone 8b (15 to 20°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 Jarrell, not a forecast for this year.
What to do before the first frost
About 13 weeks of growing season left in Jarrell before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 03/06 isn't a guarantee
03/06 is the middle of 30 years of NOAA records, not a promise. Plant by 02/13 and you're betting against frost in roughly 9 years out of 10. 03/30 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Jarrell compares
Jarrell's growing season runs about 259 days, ranking 6,580 of 40,283 US ZIP codes measured here, longest to shortest. Within TX, it ranks 1,390 of 2,558.
Learn more
the frost range covers how to read the range around Jarrell's dates instead of trusting one. local microclimates covers what one yard in Jarrell can differ from the 76537 normal.