Frost dates in Bayfield County, Wisconsin
The average last spring frost in Bayfield County falls May 20 to May 31 and the average first fall frost Sep 26 to Oct 8, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 4a to 5a. Places: Bayfield, Cable, Cornucopia, Drummond, Grand View, Herbster. 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 |
|---|---|---|---|---|
| 54814 | Bayfield | May 20 | Oct 8 | 5a |
| 54821 | Cable | May 20 | Oct 1 | 4a |
| 54827 | Cornucopia | May 31 | Oct 2 | 4b |
| 54832 | Drummond | May 20 | Oct 1 | 4a |
| 54839 | Grand View | May 20 | Oct 1 | 4b |
| 54844 | Herbster | May 31 | Oct 2 | 4b |
| 54847 | Iron River | May 24 | Sep 26 | 4a |
| 54856 | Mason | May 20 | Oct 1 | 4b |
| 54865 | Port Wing | May 31 | Oct 2 | 5a |
| 54891 | Washburn | May 20 | Oct 2 | 4b |
Nearby counties
Ashland County Douglas County Iron County Sawyer County Washburn County Burnett County
All Wisconsin counties · Download Wisconsin frost dates (CSV)
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