Lake Hamilton, FL 33851 Frost Dates
Frost dates for Lake Hamilton, FL, ZIP 33851
Around 02/04 is the usual last spring frost, about 160 days away. The first fall frost typically arrives around 01/04, about 332 frost-free days later.
The USDA Plant Hardiness Zone Map puts Lake Hamilton in Zone 10a (30 to 35°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 10a around Lake Hamilton 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.
Why 02/04 isn't a guarantee
02/04 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. 03/11 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Lake Hamilton compares
Lake Hamilton's growing season runs about 332 days, ranking 2,902 of 40,283 US ZIP codes measured here, longest to shortest. Within FL, it ranks 1,137 of 1,609.
Learn more
zone vs. frost date explains why Zone 10a and Lake Hamilton's frost date answer different questions, and the frost range explains how to read the range around Lake Hamilton's dates instead of trusting one.