Honolulu, HI 96749 Frost Dates
When can you plant in Honolulu, HI?
The NOAA station nearest to 96749 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
At roughly 365 frost-free days, Honolulu places 142 of 40,283 ZIP codes in this dataset. Within HI, it ranks 39 of 133.
Learn more
the methodology covers exactly which NOAA and USDA figures feed 96749's numbers. zone vs. frost date covers why Zone 12b and Honolulu's frost date answer different questions.