Key Biscayne, FL 00918 Frost Dates
When can you plant in Key Biscayne, FL?
The NOAA station nearest to 00918 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
Key Biscayne's growing season runs about 365 days, ranking 1,578 of 40,283 US ZIP codes measured here, longest to shortest. Within FL, it ranks 619 of 1,609.
Learn more
zone vs. frost date covers why Zone 13a and Key Biscayne's frost date answer different questions. local microclimates covers what one yard in Key Biscayne can differ from the 00918 normal.