Longboat Key, FL 34228 Frost Dates
Longboat Key, FL: when does the frost end?
The last spring frost here typically falls around 01/15, about 140 days from today. Fall's first freeze usually shows up around 01/10, roughly 365 days after the last spring frost.
Zone 10b (35 to 40°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 Longboat Key, not a forecast for this year.
Stretching the season past the first frost
With roughly 19 weeks until Longboat Key's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Longboat Key's last frost
01/15 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/08 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 12/29 and only about 1 year in 10 sees frost after that.
Longboat Key against the rest of the dataset
At roughly 365 frost-free days, Longboat Key places 1,753 of 40,283 ZIP codes in this dataset. Within FL, it ranks 715 of 1,609.
Learn more
Before leaning on 34228's figures: local microclimates explains what one yard in Longboat Key can differ from the 34228 normal, while zone vs. frost date explains why Zone 10b and Longboat Key's frost date answer different questions.