Frost dates in Harmon County, Oklahoma
The average last spring frost in Harmon County falls Apr 1 to Apr 10 and the average first fall frost Oct 28 to Nov 4, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 7b. Places: Gould, Hollis. 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 |
|---|---|---|---|---|
| 73544 | Gould | Apr 10 | Oct 28 | 7b |
| 73550 | Hollis | Apr 10 | Oct 28 | 7b |
| 73571 | Apr 1 | Nov 4 | 7b |
Nearby counties
Greer County Jackson County Beckham County Kiowa County Washita County Tillman County
All Oklahoma counties · Download Oklahoma 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.