Zephyrhills, FL 33543 Frost Dates
Frost dates for Zephyrhills, FL, ZIP 33543
Around 01/31 is the usual last spring frost, about 156 days away. The first fall frost typically arrives around 01/08, about 336 frost-free days later.
The USDA Plant Hardiness Zone Map puts Zephyrhills in Zone 9b (25 to 30°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 9b around Zephyrhills has about 19 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 Zephyrhills's last frost
01/31 is the middle of 30 years of NOAA records, not a promise. Plant by 01/03 and you're betting against frost in roughly 9 years out of 10. 02/28 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Zephyrhills compares
At roughly 336 frost-free days, Zephyrhills places 2,721 of 40,283 ZIP codes in this dataset. Within FL, it ranks 1,090 of 1,609.
Learn more
local microclimates explains what one yard in Zephyrhills can differ from the 33543 normal, and zone vs. frost date explains why Zone 9b and Zephyrhills's frost date answer different questions.