Lake Helen, FL 32120 Frost Dates
Frost dates for Lake Helen, FL, ZIP 32120
The last spring frost here typically falls around 02/17, about 173 days from today. The first fall frost typically arrives around 12/30, about 310 frost-free days later.
The USDA Plant Hardiness Zone Map puts Lake Helen 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 Lake Helen has about 18 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
02/17 is the middle of 30 years of NOAA records, not a promise. Plant by 01/14 and you're betting against frost in roughly 9 years out of 10. 03/19 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Lake Helen compares
Lake Helen's growing season runs about 310 days, ranking 3,573 of 40,283 US ZIP codes measured here, longest to shortest. Within FL, it ranks 1,262 of 1,609.
Learn more
local microclimates explains what one yard in Lake Helen can differ from the 32120 normal, and zone vs. frost date explains why Zone 9b and Lake Helen's frost date answer different questions.