Honolulu, HI 96779 Frost Dates

Honolulu, HI: when does the frost end?

The NOAA station nearest to 96779 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

At roughly 365 frost-free days, Honolulu places 170 of 40,283 ZIP codes in this dataset. Within HI, it ranks 67 of 133.

Learn more

Before leaning on 96779's figures: local microclimates explains what one yard in Honolulu can differ from the 96779 normal, while the methodology explains exactly which NOAA and USDA figures feed 96779's numbers.