Frost dates in Bristol Bay Borough, Alaska
The average last spring frost in Bristol Bay Borough falls May 26 and the average first fall frost Sep 15, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 4b. Places: Naknek, South Naknek. 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 |
|---|---|---|---|---|
| 99633 | Naknek | May 26 | Sep 15 | 4b |
| 99670 | South Naknek | May 26 | Sep 15 | 4b |
Nearby counties
Lake and Peninsula Borough Dillingham Census Area Kodiak Island Borough Bethel Census Area Kenai Peninsula Borough Anchorage Municipality
All Alaska counties · Download Alaska frost dates (CSV)
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