Frost dates in Harney County, Oregon
The average last spring frost in Harney County falls May 10 to Jun 11 and the average first fall frost Sep 5 to Oct 7, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6a to 6b. Places: Burns, Crane, Hines. 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 |
|---|---|---|---|---|
| 97710 | May 10 | Oct 7 | 6b | |
| 97720 | Burns | Jun 11 | Sep 6 | 6a |
| 97721 | May 10 | Oct 7 | 6b | |
| 97722 | May 29 | Sep 18 | 6a | |
| 97732 | Crane | Jun 7 | Sep 6 | 6a |
| 97736 | May 10 | Oct 7 | 6b | |
| 97738 | Hines | Jun 11 | Sep 6 | 6a |
| 97758 | Jun 11 | Sep 28 | 6a | |
| 97904 | Jun 5 | Sep 5 | 6a |
Nearby counties
Malheur County Lake County Grant County Crook County Baker County Wheeler County
All Oregon counties · Download Oregon 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.