Frost dates in Burke County, North Dakota
The average last spring frost in Burke County falls May 18 to May 20 and the average first fall frost Sep 17 to Sep 19, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 3b to 4a. Places: Bowbells, Flaxton, Larson, Lignite, Portal, Powers Lake. 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 |
|---|---|---|---|---|
| 58721 | Bowbells | May 20 | Sep 19 | 4a |
| 58727 | Larson | May 18 | Sep 17 | 3b |
| 58737 | Flaxton | May 20 | Sep 19 | 3b |
| 58752 | Lignite | May 18 | Sep 17 | 4a |
| 58772 | Portal | May 20 | Sep 19 | 3b |
| 58773 | Powers Lake | May 18 | Sep 17 | 4a |
Nearby counties
Divide County Renville County Mountrail County Williams County Ward County Bottineau County
All North Dakota counties · Download North Dakota frost dates (CSV)
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