Honolulu, HI 96806 Frost Dates
When can you plant in Honolulu, HI?
The NOAA station nearest to 96806 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).
How Honolulu compares
Honolulu's growing season runs about 365 days, ranking 192 of 40,283 US ZIP codes measured here, longest to shortest. Within HI, it ranks 89 of 133.
Learn more
the methodology covers exactly which NOAA and USDA figures feed 96806's numbers. zone vs. frost date covers why Zone 12b and Honolulu's frost date answer different questions.