Frost dates in Rio Blanco County, Colorado
The average last spring frost in Rio Blanco County falls May 15 to May 30 and the average first fall frost Sep 22 to Oct 1, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 5b to 6a. Places: Meeker, Rangely, Rifle. 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 |
|---|---|---|---|---|
| 81641 | Meeker | May 30 | Sep 22 | 5b |
| 81648 | Rangely | May 15 | Oct 1 | 6a |
| 81650 | Rifle | May 25 | Sep 25 | 6a |
Nearby counties
Garfield County Moffat County Mesa County Routt County Delta County Pitkin County
All Colorado counties · Download Colorado frost dates (CSV)
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