FrostDateCheck

Jacksonville, FL 32201 Frost Dates

Jacksonville, FL: when does the frost end?

Zone 9b

The last spring frost here typically falls around 02/25, about 181 days from today. Fall's first freeze usually shows up around 12/07, roughly 288 days after the last spring frost.

Jacksonville sits in USDA Zone 9b (25 to 30°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.

Stretching the season past the first frost

With roughly 14 weeks until Jacksonville's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.

The actual range around Jacksonville's last frost

02/25 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 01/22 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 03/19 and only about 1 year in 10 sees frost after that.

Jacksonville against the rest of the dataset

Jacksonville's growing season runs about 288 days, ranking 4,559 of 40,283 US ZIP codes measured here, longest to shortest. Within FL, it ranks 1,335 of 1,609.

Learn more

Before leaning on 32201's figures: the frost range explains how to read the range around Jacksonville's dates instead of trusting one, while local microclimates explains what one yard in Jacksonville can differ from the 32201 normal.