Honolulu, HI 96771 Frost Dates
Honolulu, HI: when does the frost end?
The NOAA station nearest to 96771 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 11b (45 to 50°F average annual minimum).
Honolulu against the rest of the dataset
Honolulu's growing season runs about 365 days, ranking 163 of 40,283 US ZIP codes measured here, longest to shortest. Within HI, it ranks 60 of 133.
Learn more
Before leaning on 96771's figures: the methodology explains exactly which NOAA and USDA figures feed 96771's numbers, while zone vs. frost date explains why Zone 11b and Honolulu's frost date answer different questions.