Last frost date in Davenport, Iowa
April 19
Average last frost in spring. In an early year (1 in 10) it's over by April 6; in a late year (1 in 10) it comes after May 4.
October 22
Average first frost in fall. 1 year in 10 it comes by October 7.
Source: NOAA U.S. Climate Normals 1991–2020, station Rock Island L&d 15 (USC00117391), 3.4 miles from Davenport, elevation 568 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 6 | Apr 19 | May 4 |
| First frost in fall | Oct 7 | Oct 22 | Nov 2 |
Frost-free days in an average year: 184
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | Apr 30 | Oct 12 |
| Frost (32°F) | Every year | Apr 19 | Oct 22 |
| Hard freeze (28°F) | Every year | Apr 8 | Oct 31 |
Nights at 32°F or colder in an average year: 118
What to plant now in Davenport
- Spring planting calendar for an average last frost around April 20 Davenport: April 19
- Fall planting calendar for an average first frost around October 20 Davenport: October 22
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 Iowa
- Bettendorf 7 mi · last frost Apr 16
- Muscatine 26 mi · last frost Apr 24
- Clinton 27 mi · last frost Apr 22
- Iowa City 48 mi · last frost Apr 21
- Burlington 58 mi · last frost Apr 15
Updated