Honolulu, HI 96751 Frost Dates
96751, near Honolulu, HI: the frost window
The NOAA station nearest to 96751 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).
Honolulu against the rest of the dataset
Honolulu's growing season runs about 365 days, ranking 144 of 40,283 US ZIP codes measured here, longest to shortest. Within HI, it ranks 41 of 133.
Learn more
Two guides worth reading on 96751: the methodology, on exactly which NOAA and USDA figures feed 96751's numbers, and zone vs. frost date, on why Zone 12b and Honolulu's frost date answer different questions.