Hawaii frost dates by county and ZIP code

Red and green eroded ridges of Waimea Canyon on Kauai, Hawaii — Photo: Frank Schulenburg, CC BY-SA 4.0, via Wikimedia Commons

Across 97 Hawaii ZIP codes the average last spring frost runs Jan 26 to Apr 12 and the average first fall frost Dec 1 to Jan 24 (next year) (50% odds, 32°F, NOAA 1991–2020 normals), with USDA hardiness zones. Download the table as CSV.

Counties

Hawaii
Honolulu
Kalawao
Kauai
Maui

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