USDA Hardiness Zone 12a
Frost Dates for 96857 — Schofield Barracks, Hawaii
Updated
No NOAA station with freeze normals is close enough to ZIP 96857 to say when frost comes here.
Where these figures come from
ZIP 96857 has no NOAA station with freeze normals within 100 miles.
Hardiness zone and temperature range: USDA Plant Hardiness Zone Map 2023 (USDA-ARS, Oregon State University), ZIP-code listing, unchanged. °C converted from °F by this site.
Thirty-year averages, not a forecast: check the forecast before planting out. How stations are matched and which pages are offered to search engines: methodology.