Key Biscayne, FL 00955 Frost Dates
Key Biscayne, FL: when does the frost end?
The NOAA station nearest to 00955 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).
Key Biscayne against the rest of the dataset
Key Biscayne's growing season runs about 365 days, ranking 1,605 of 40,283 US ZIP codes measured here, longest to shortest. Within FL, it ranks 646 of 1,609.
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Before leaning on 00955's figures: local microclimates explains what one yard in Key Biscayne can differ from the 00955 normal, while the methodology explains exactly which NOAA and USDA figures feed 00955's numbers.