Jackson, MS 39201 Frost Dates
Frost dates for Jackson, MS, ZIP 39201
Typically, the last spring freeze lands around 03/06, roughly 190 days out. The first fall frost typically arrives around 11/19, about 258 frost-free days later.
Jackson sits in USDA Zone 8b (15 to 20°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 8b around Jackson has about 12 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.
The actual range around Jackson's last frost
03/06 is the middle of 30 years of NOAA records, not a promise. Plant by 02/15 and you're betting against frost in roughly 9 years out of 10. 03/24 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Jackson compares
About 258 days separate Jackson's last and first frost, putting it 6,620 of 40,283 ZIP codes nationally. Within MS, it ranks 71 of 523.
Learn more
zone vs. frost date explains why Zone 8b and Jackson's frost date answer different questions, and the frost range explains how to read the range around Jackson's dates instead of trusting one.