Last frost date in Glenwood Springs, Colorado
May 13
Average last frost in spring. In an early year (1 in 10) it's over by April 30; in a late year (1 in 10) it comes after May 30.
October 3
Average first frost in fall. 1 year in 10 it comes by September 20.
Source: NOAA U.S. Climate Normals 1991–2020, station Glenwood Spgs #2 (USC00053359), 2.4 miles from Glenwood Springs, elevation 5,895 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 30 | May 13 | May 30 |
| First frost in fall | Sept 20 | Oct 3 | Oct 15 |
Frost-free days in an average year: 142
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | May 30 | Sept 23 |
| Frost (32°F) | Every year | May 13 | Oct 3 |
| Hard freeze (28°F) | Every year | Apr 27 | Oct 14 |
Nights at 32°F or colder in an average year: 174
What to plant now in Glenwood Springs
- Spring planting calendar for an average last frost around May 10 Glenwood Springs: May 13
- Fall planting calendar for an average first frost around September 30 Glenwood Springs: October 3
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
- Rifle 23 mi · last frost May 11
- Steamboat Springs 70 mi · last frost June 9
- Grand Junction 73 mi · last frost Apr 14
- Fruita 79 mi · last frost Apr 27
- Montrose 79 mi · last frost Apr 28
Updated