Last frost date in Montrose, Colorado
April 28
Average last frost in spring. In an early year (1 in 10) it's over by April 13; in a late year (1 in 10) it comes after May 12.
October 14
Average first frost in fall. 1 year in 10 it comes by October 1.
Source: NOAA U.S. Climate Normals 1991–2020, station Montrose #2 (USC00055722), 1.6 miles from Montrose, elevation 5,789 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 13 | Apr 28 | May 12 |
| First frost in fall | Oct 1 | Oct 14 | Oct 27 |
Frost-free days in an average year: 167
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | May 11 | Oct 3 |
| Frost (32°F) | Every year | Apr 28 | Oct 14 |
| Hard freeze (28°F) | Every year | Apr 14 | Oct 24 |
Nights at 32°F or colder in an average year: 155
What to plant now in Montrose
- Spring planting calendar for an average last frost around April 30 Montrose: April 28
- Fall planting calendar for an average first frost around October 10 Montrose: October 14
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
- Grand Junction 57 mi · last frost Apr 14
- Fruita 67 mi · last frost Apr 27
- Rifle 74 mi · last frost May 11
- Glenwood Springs 79 mi · last frost May 13
- Durango 83 mi · last frost May 21
Updated