Honolulu, HI 96857 Frost Dates
Frost dates for Honolulu, HI, ZIP 96857
The NOAA station nearest to 96857 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
About 365 days separate Honolulu's last and first frost, putting it 229 of 40,283 ZIP codes nationally. Within HI, it ranks 126 of 133.
Learn more
the methodology explains exactly which NOAA and USDA figures feed 96857's numbers, and zone vs. frost date explains why Zone 12a and Honolulu's frost date answer different questions.