Key West, FL 33042 Frost Dates
Key West, FL: when does the frost end?
The NOAA station nearest to 33042 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 11b (45 to 50°F average annual minimum).
Key West against the rest of the dataset
Key West's growing season runs about 365 days, ranking 1,176 of 40,283 US ZIP codes measured here, longest to shortest. Within FL, it ranks 506 of 1,609.
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Before leaning on 33042's figures: local microclimates explains what one yard in Key West can differ from the 33042 normal, while the methodology explains exactly which NOAA and USDA figures feed 33042's numbers.