Frost dates in Lake County, Minnesota
The average last spring frost in Lake County falls May 12 to May 31 and the average first fall frost Sep 15 to Oct 6, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 3b to 4b. Places: Beaver Bay, Ely, Finland, Knife River, Silver Bay, Two Harbors. 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 |
|---|---|---|---|---|
| 55601 | Beaver Bay | May 15 | Oct 1 | 4a |
| 55603 | Finland | May 15 | Oct 1 | 4a |
| 55607 | May 31 | Sep 15 | 3b | |
| 55609 | Knife River | May 12 | Oct 6 | 4b |
| 55614 | Silver Bay | May 15 | Oct 1 | 4a |
| 55616 | Two Harbors | May 27 | Sep 23 | 3b |
| 55731 | Ely | May 24 | Sep 23 | 3b |
| 55796 | Winton | May 24 | Sep 23 | 3b |
Nearby counties
St. Louis County Cook County Carlton County Itasca County Aitkin County Pine County
All Minnesota counties · Download Minnesota frost dates (CSV)
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