Key Biscayne, FL 00783 Frost Dates
Frost dates for Key Biscayne, FL, ZIP 00783
The NOAA station nearest to 00783 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 12b (55 to 60°F average annual minimum).
How Key Biscayne compares
At roughly 365 frost-free days, Key Biscayne places 1,561 of 40,283 ZIP codes in this dataset. Within FL, it ranks 602 of 1,609.
Learn more
zone vs. frost date explains why Zone 12b and Key Biscayne's frost date answer different questions, and local microclimates explains what one yard in Key Biscayne can differ from the 00783 normal.