Frost dates in Mercer County, North Dakota
The average last spring frost in Mercer County falls May 12 to May 21 and the average first fall frost Sep 20 to Oct 3, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 4a. Places: Beulah, Golden Valley, Hazen, Stanton, Zap. 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 |
|---|---|---|---|---|
| 58523 | Beulah | May 21 | Sep 20 | 4a |
| 58541 | Golden Valley | May 21 | Sep 20 | 4a |
| 58545 | Hazen | May 21 | Sep 20 | 4a |
| 58571 | Stanton | May 12 | Oct 3 | 4a |
| 58580 | Zap | May 21 | Sep 20 | 4a |
Nearby counties
Oliver County McLean County Dunn County Morton County Stark County Burleigh County
All North Dakota counties · Download North Dakota frost dates (CSV)
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