Lynn Haven, FL 32409 Frost Dates
Frost dates for Lynn Haven, FL, ZIP 32409
Typically, the last spring freeze lands around 02/15, roughly 171 days out. The first fall frost typically arrives around 12/12, about 301 frost-free days later.
Zone 9a (20 to 25°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Lynn Haven, not a forecast for this year.
What to do before the first frost
Zone 9a around Lynn Haven has about 15 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 Lynn Haven's last frost
02/15 is the middle of 30 years of NOAA records, not a promise. Plant by 01/13 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 Lynn Haven compares
At roughly 301 frost-free days, Lynn Haven places 3,942 of 40,283 ZIP codes in this dataset. Within FL, it ranks 1,310 of 1,609.
Learn more
zone vs. frost date explains why Zone 9a and Lynn Haven's frost date answer different questions, and the frost range explains how to read the range around Lynn Haven's dates instead of trusting one.