FrostDateCheck

Ocean Springs, MS 39564 Frost Dates

Frost dates for Ocean Springs, MS, ZIP 39564

Zone 9a

Typically, the last spring freeze lands around 02/12, roughly 168 days out. The first fall frost typically arrives around 12/14, about 301 frost-free days later.

Ocean Springs 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

Zone 9a around Ocean Springs has about 15 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.

How much risk comes with planting early here

02/12 is the middle of 30 years of NOAA records, not a promise. Plant by 01/18 and you're betting against frost in roughly 9 years out of 10. 03/11 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Ocean Springs compares

At roughly 301 frost-free days, Ocean Springs places 3,944 of 40,283 ZIP codes in this dataset. Within MS, it ranks 4 of 523.

Learn more

zone vs. frost date explains why Zone 9a and Ocean Springs's frost date answer different questions, and the frost range explains how to read the range around Ocean Springs's dates instead of trusting one.