Honolulu, HI 96790 Frost Dates
Frost dates for Honolulu, HI, ZIP 96790
The NOAA station nearest to 96790 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 12a (50 to 55°F average annual minimum).
How Honolulu compares
At roughly 365 frost-free days, Honolulu places 180 of 40,283 ZIP codes in this dataset. Within HI, it ranks 77 of 133.
Learn more
local microclimates explains what one yard in Honolulu can differ from the 96790 normal, and the methodology explains exactly which NOAA and USDA figures feed 96790's numbers.