Last frost date in St. Joseph, Missouri
April 19
Average last frost in spring. In an early year (1 in 10) it's over by April 5; in a late year (1 in 10) it comes after May 3.
October 17
Average first frost in fall. 1 year in 10 it comes by September 30.
Source: NOAA U.S. Climate Normals 1991–2020, station St Joseph Rosecrans AP (USW00013993), 5.5 miles from St. Joseph, elevation 818 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 5 | Apr 19 | May 3 |
| First frost in fall | Sept 30 | Oct 17 | Oct 30 |
Frost-free days in an average year: 180
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 29 | Oct 5 |
| Frost (32°F) | Every year | Apr 19 | Oct 17 |
| Hard freeze (28°F) | Every year | Apr 9 | Oct 26 |
Nights at 32°F or colder in an average year: 126
What to plant now in St. Joseph
- Spring planting calendar for an average last frost around April 20 St. Joseph: April 19
- Fall planting calendar for an average first frost around October 20 St. Joseph: October 17
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 Missouri
- Smithville 28 mi · last frost Apr 18
- Maryville 40 mi · last frost Apr 19
- Liberty 42 mi · last frost Apr 19
- Kansas City 46 mi · last frost Apr 4
- Independence 53 mi · last frost Apr 10
Updated