South Miami, FL 33143 Frost Dates
33143, near South Miami, FL: the frost window
The NOAA station nearest to 33143 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 11a (40 to 45°F average annual minimum).
South Miami against the rest of the dataset
About 365 days separate South Miami's last and first frost, putting it 1,681 of 40,283 ZIP codes nationally. Within FL, it ranks 686 of 1,609.
Learn more
Two guides worth reading on 33143: zone vs. frost date, on why Zone 11a and South Miami's frost date answer different questions, and local microclimates, on what one yard in South Miami can differ from the 33143 normal.