Last frost date in Loveland, Colorado
May 10
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 22.
October 1
Average first frost in fall. 1 year in 10 it comes by September 15.
Source: NOAA U.S. Climate Normals 1991–2020, station Loveland 2N (USC00055236), 1.7 miles from Loveland, elevation 5,080 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Johnstown, so its frost dates are the same as Loveland's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 30 | May 10 | May 22 |
| First frost in fall | Sept 15 | Oct 1 | Oct 13 |
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 22 | Sept 22 |
| Frost (32°F) | Every year | May 10 | Oct 1 |
| Hard freeze (28°F) | Every year | May 2 | Oct 10 |
Nights at 32°F or colder in an average year: 174
What to plant now in Loveland
- Spring planting calendar for an average last frost around May 10 Loveland: May 10
- Fall planting calendar for an average first frost around September 30 Loveland: October 1
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
- Windsor 9 mi · last frost May 3
- Fort Collins 9 mi · last frost May 2
- Greeley 15 mi · last frost May 2
- Longmont 17 mi · last frost May 7
- Boulder 29 mi · last frost May 6
Updated