Gulfport, MS 39502 Frost Dates
When can you plant in Gulfport, MS?
Typically, the last spring freeze lands around 02/23, roughly 179 days out. The first fall frost typically arrives around 12/03, about 287 frost-free days later.
Gulfport 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 Gulfport 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
02/23 is the middle of 30 years of NOAA records, not a promise. Plant by 01/25 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 Gulfport compares
About 287 days separate Gulfport's last and first frost, putting it 4,570 of 40,283 ZIP codes nationally. Within MS, it ranks 9 of 523.
Learn more
zone vs. frost date covers why Zone 9a and Gulfport's frost date answer different questions. the frost range covers how to read the range around Gulfport's dates instead of trusting one.