St. Augustine, FL 32033 Frost Dates
When can you plant in St. Augustine, FL?
The last spring frost here typically falls around 02/01, about 157 days from today. The first fall frost typically arrives around 01/05, about 334 frost-free days later.
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 St. Augustine, not a forecast for this year.
What to do before the first frost
About 19 weeks of growing season left in St. Augustine before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 02/01 isn't a guarantee
02/01 is the middle of 30 years of NOAA records, not a promise. Plant by 03/03 and you're betting against frost in roughly 9 years out of 10. 12/31 is the safer bet, historically only a 1-in-10 chance of frost that late.
How St. Augustine compares
At roughly 334 frost-free days, St. Augustine places 2,784 of 40,283 ZIP codes in this dataset. Within FL, it ranks 1,103 of 1,609.
Learn more
the frost range covers how to read the range around St. Augustine's dates instead of trusting one. local microclimates covers what one yard in St. Augustine can differ from the 32033 normal.