Key Biscayne, FL 00923 Frost Dates
Frost dates for Key Biscayne, FL, ZIP 00923
The NOAA station nearest to 00923 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 13a (60 to 65°F average annual minimum).
How Key Biscayne compares
About 365 days separate Key Biscayne's last and first frost, putting it 1,583 of 40,283 ZIP codes nationally. Within FL, it ranks 624 of 1,609.
Learn more
local microclimates explains what one yard in Key Biscayne can differ from the 00923 normal, and the methodology explains exactly which NOAA and USDA figures feed 00923's numbers.