Havana, FL 32333 Frost Dates
32333, near Havana, FL: the frost window
The last spring frost here typically falls around 03/14, about 198 days from today. Fall's first freeze usually shows up around 11/23, roughly 255 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 Havana, not a forecast for this year.
Stretching the season past the first frost
Havana's growing season runs out in roughly 12 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Havana's last frost
03/14 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/20 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/03 and only about 1 year in 10 sees frost after that.
Havana against the rest of the dataset
About 255 days separate Havana's last and first frost, putting it 6,949 of 40,283 ZIP codes nationally. Within FL, it ranks 1,576 of 1,609.
Learn more
Two guides worth reading on 32333: local microclimates, on what one yard in Havana can differ from the 32333 normal, and zone vs. frost date, on why Zone 9a and Havana's frost date answer different questions.