Frost dates in Kodiak Island Borough, Alaska
The average last spring frost in Kodiak Island Borough falls May 5 to May 9 and the average first fall frost Oct 3 to Oct 4, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 7a to 7b. Places: Aleneva, Karluk, Larsen Bay, Old Harbor, Ouzinkie, Port Lions. Pick a ZIP for 10% and 90% odds, soil temperature and the 7-day freeze forecast.
| ZIP | Place | Last spring frost | First fall frost | Zone |
|---|---|---|---|---|
| 99550 | Port Lions | May 9 | Oct 4 | 7a |
| 99608 | Karluk | May 5 | Oct 3 | 7a |
| 99615 | Aleneva | May 5 | Oct 3 | 7a |
| 99624 | Larsen Bay | May 5 | Oct 3 | 7b |
| 99643 | Old Harbor | May 5 | Oct 3 | 7b |
| 99644 | Ouzinkie | May 9 | Oct 4 | 7b |
Nearby counties
Lake and Peninsula Borough Bristol Bay Borough Kenai Peninsula Borough Dillingham Census Area Anchorage Municipality Chugach Census Area
All Alaska counties · Download Alaska frost dates (CSV)
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