Sudan, TX 79371 Frost Dates
When can you plant in Sudan, TX?
The last spring frost here typically falls around 04/22, about 237 days from today. The first fall frost typically arrives around 10/21, about 181 frost-free days later.
The USDA Plant Hardiness Zone Map puts Sudan in Zone 7a (0 to 5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
About 8 weeks of growing season left in Sudan before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Sudan's last frost
04/22 is the middle of 30 years of NOAA records, not a promise. Plant by 04/09 and you're betting against frost in roughly 9 years out of 10. 05/03 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Sudan compares
At roughly 181 frost-free days, Sudan places 24,646 of 40,283 ZIP codes in this dataset. Within TX, it ranks 2,539 of 2,558.
Learn more
zone vs. frost date covers why Zone 7a and Sudan's frost date answer different questions. the frost range covers how to read the range around Sudan's dates instead of trusting one.