Frost dates in Pierce County, North Dakota
The average last spring frost in Pierce County falls May 17 to May 22 and the average first fall frost Sep 20 to Sep 23, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 3b to 4a. Places: Balta, Rugby, Wolford. 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 |
|---|---|---|---|---|
| 58313 | Balta | May 17 | Sep 23 | 4a |
| 58368 | Rugby | May 17 | Sep 23 | 3b |
| 58385 | Wolford | May 22 | Sep 20 | 3b |
Nearby counties
Benson County Rolette County McHenry County Towner County Sheridan County Wells County
All North Dakota counties · Download North Dakota frost dates (CSV)
Never miss a frost: get The Dial
Weekly yard timing, plus frost and soil-temperature alerts for your ZIP code.
Free. One weekly email plus alerts when your ZIP has a frost or a soil-temperature change worth acting on. After you submit, Kit (our email provider) sends a confirmation email: check your email and click the link to confirm. You aren't subscribed until you do. We collect only your email address and ZIP, sent to Kit to deliver The Dial. Unsubscribe anytime.