Frost dates in Campbell County, Wyoming
The average last spring frost in Campbell County falls May 14 to May 25 and the average first fall frost Sep 18 to Oct 1, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 4b to 5a. Places: Arvada, Gillette, Wright. 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 |
|---|---|---|---|---|
| 82716 | May 21 | Sep 23 | 5a | |
| 82718 | Gillette | May 25 | Sep 23 | 5a |
| 82725 | May 14 | Sep 28 | 5a | |
| 82727 | May 15 | Oct 1 | 4b | |
| 82731 | May 23 | Sep 18 | 4b | |
| 82732 | Wright | May 25 | Sep 23 | 5a |
| 82831 | Arvada | May 21 | Sep 23 | 4b |
Nearby counties
Crook County Johnson County Weston County Sheridan County Converse County Natrona County
All Wyoming counties · Download Wyoming frost dates (CSV)
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