Collins, MS 39428 Frost Dates
Frost dates for Collins, MS, ZIP 39428
Typically, the last spring freeze lands around 03/17, roughly 201 days out. The first fall frost typically arrives around 11/12, about 238 frost-free days later.
The USDA Plant Hardiness Zone Map puts Collins in Zone 8b (15 to 20°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
Zone 8b around Collins has about 11 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
Why 03/17 isn't a guarantee
03/17 is the middle of 30 years of NOAA records, not a promise. Plant by 02/28 and you're betting against frost in roughly 9 years out of 10. 04/04 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Collins compares
At roughly 238 frost-free days, Collins places 8,982 of 40,283 ZIP codes in this dataset. Within MS, it ranks 281 of 523.
Learn more
zone vs. frost date explains why Zone 8b and Collins's frost date answer different questions, and the frost range explains how to read the range around Collins's dates instead of trusting one.