Madison, FL 32340 Frost Dates
Madison, FL: when does the frost end?
Around 03/10 is the usual last spring frost, about 194 days away. Fall's first freeze usually shows up around 11/21, roughly 259 days after the last spring frost.
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 Madison, not a forecast for this year.
Stretching the season past the first frost
With roughly 12 weeks until Madison's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Madison's last frost
03/10 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/15 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/31 and only about 1 year in 10 sees frost after that.
Madison against the rest of the dataset
At roughly 259 frost-free days, Madison places 6,588 of 40,283 ZIP codes in this dataset. Within FL, it ranks 1,543 of 1,609.
Learn more
Before leaning on 32340's figures: local microclimates explains what one yard in Madison can differ from the 32340 normal, while zone vs. frost date explains why Zone 9a and Madison's frost date answer different questions.