Last frost date in Rifle, Colorado
May 11
Average last frost in spring. In an early year (1 in 10) it's over by April 28; in a late year (1 in 10) it comes after May 27.
October 4
Average first frost in fall. 1 year in 10 it comes by September 23.
Source: NOAA U.S. Climate Normals 1991–2020, station Rifle Garfield Co AP (USW00003016), 2.5 miles from Rifle, elevation 5,530 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 28 | May 11 | May 27 |
| First frost in fall | Sept 23 | Oct 4 | Oct 17 |
Frost-free days in an average year: 143
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | May 26 | Sept 25 |
| Frost (32°F) | Every year | May 11 | Oct 4 |
| Hard freeze (28°F) | Every year | Apr 28 | Oct 15 |
Nights at 32°F or colder in an average year: 173
What to plant now in Rifle
- Spring planting calendar for an average last frost around May 10 Rifle: May 11
- Fall planting calendar for an average first frost around September 30 Rifle: October 4
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.
Nearby in Colorado
- Glenwood Springs 23 mi · last frost May 13
- Grand Junction 53 mi · last frost Apr 14
- Fruita 58 mi · last frost Apr 27
- Montrose 74 mi · last frost Apr 28
- Steamboat Springs 82 mi · last frost June 9
Updated