Fort Pierce, FL 34948 Frost Dates
Frost dates for Fort Pierce, FL, ZIP 34948
The last spring frost here typically falls around 01/24, about 149 days from today. The first fall frost typically arrives around 01/14, about 365 frost-free days later.
Fort Pierce sits in USDA Zone 10a (30 to 35°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 10a around Fort Pierce has about 20 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
01/24 is the middle of 30 years of NOAA records, not a promise. Plant by 01/01 and you're betting against frost in roughly 9 years out of 10. 02/21 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Fort Pierce compares
About 365 days separate Fort Pierce's last and first frost, putting it 885 of 40,283 ZIP codes nationally. Within FL, it ranks 361 of 1,609.
Learn more
zone vs. frost date explains why Zone 10a and Fort Pierce's frost date answer different questions, and the frost range explains how to read the range around Fort Pierce's dates instead of trusting one.