Boca Raton, FL 33431 Frost Dates
Frost dates for Boca Raton, FL, ZIP 33431
The NOAA station nearest to 33431 does not report a usable frost-date normal for either event, so no last-frost or first-frost figure is shown here. The USDA hardiness zone below is still real: Zone 11a (40 to 45°F average annual minimum).
How Boca Raton compares
About 365 days separate Boca Raton's last and first frost, putting it 506 of 40,283 ZIP codes nationally. Within FL, it ranks 131 of 1,609.
Learn more
local microclimates explains what one yard in Boca Raton can differ from the 33431 normal, and the methodology explains exactly which NOAA and USDA figures feed 33431's numbers.