Wharton, TX 77436 Frost Dates
When can you plant in Wharton, TX?
Typically, the last spring freeze lands around 02/23, roughly 179 days out. The first fall frost typically arrives around 12/05, about 287 frost-free days later.
Wharton 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 Wharton before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Wharton's last frost
02/23 is the middle of 30 years of NOAA records, not a promise. Plant by 01/22 and you're betting against frost in roughly 9 years out of 10. 03/16 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Wharton compares
Wharton's growing season runs about 287 days, ranking 4,592 of 40,283 US ZIP codes measured here, longest to shortest. Within TX, it ranks 682 of 2,558.
Learn more
zone vs. frost date covers why Zone 9a and Wharton's frost date answer different questions. the frost range covers how to read the range around Wharton's dates instead of trusting one.