Coleman, FL 33521 Frost Dates
33521, near Coleman, FL: the frost window
The last spring frost here typically falls around 03/02, about 186 days from today. Fall's first freeze usually shows up around 12/05, roughly 281 days after the last spring frost.
Zone 9b (25 to 30°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 Coleman, not a forecast for this year.
Stretching the season past the first frost
Coleman's growing season runs out in roughly 14 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
03/02 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/31 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/25 and only about 1 year in 10 sees frost after that.
Coleman against the rest of the dataset
At roughly 281 frost-free days, Coleman places 4,816 of 40,283 ZIP codes in this dataset. Within FL, it ranks 1,422 of 1,609.
Learn more
Two guides worth reading on 33521: zone vs. frost date, on why Zone 9b and Coleman's frost date answer different questions, and the frost range, on how to read the range around Coleman's dates instead of trusting one.