All states Iowa
Frost dates in Iowa
The typical last spring frost and first fall frost for 150 places in Iowa. Each page has the chance of frost by date and when to plant.
Places in Iowa
| Place | Last spring frost | First fall frost |
|---|---|---|
| Albia | April 24 | October 16 |
| Algona | April 30 | October 6 |
| Ames | April 26 | October 8 |
| Anamosa | May 1 | October 4 |
| Ankeny | April 23 | October 15 |
| Armstrong | May 4 | October 1 |
| Atlantic | April 30 | October 2 |
| Audubon | May 2 | October 3 |
| Battle Creek | May 1 | October 1 |
| Bedford | April 24 | October 15 |
| Belle Plaine | April 28 | October 10 |
| Bellevue | April 25 | October 16 |
| Bettendorf | April 16 | October 25 |
| Bloomfield | April 16 | October 22 |
| Boone | April 28 | October 12 |
| Burlington | April 18 | October 20 |
| Burlington | April 15 | October 20 |
| Carroll | April 27 | October 10 |
| Cedar Rapids | April 27 | October 11 |
| Centerville | April 28 | October 14 |
| Central City | May 3 | October 7 |
| Chariton | May 5 | October 5 |
| Charles City | April 30 | October 6 |
| Cherokee | May 4 | October 4 |
| Clarence | April 27 | October 10 |
| Clarinda | April 25 | October 11 |
| Clear Lake | May 3 | October 1 |
| Clinton | April 22 | October 16 |
| Columbus Junction | April 26 | October 10 |
| Conrad | April 30 | October 6 |
| Corning | April 27 | October 12 |
| Corydon | April 21 | October 19 |
| Cresco | May 8 | October 1 |
| Creston | April 28 | October 11 |
| Dakota City | April 26 | October 12 |
| Davis City | April 16 | October 21 |
| Decorah | May 3 | October 7 |
| Denison | April 27 | October 11 |
| Des Moines | April 18 | October 20 |
| Dolliver | May 2 | September 30 |
| Dubuque | April 19 | October 21 |
| Dyersville | April 28 | October 10 |
| Eagle Grove | April 30 | October 10 |
| Eldora | April 27 | October 10 |
| Eldridge | April 21 | October 17 |
| Elkader | May 8 | October 1 |
| Emmetsburg | April 27 | October 7 |
| Estherville | May 2 | October 3 |
| Everly | May 2 | October 2 |
| Fairfield | April 27 | October 12 |
| Forest City | April 30 | October 7 |
| Fort Dodge | April 28 | October 8 |
| Fort Madison | April 12 | October 25 |
| Garner | April 29 | October 7 |
| Glenwood | April 23 | October 11 |
| Grand River | April 23 | October 17 |
| Greenfield | April 25 | October 12 |
| Grinnell | May 3 | October 6 |
| Grundy Center | April 29 | October 9 |
| Guttenberg | April 21 | October 18 |
| Hampton | April 29 | October 9 |
| Harlan | April 27 | October 9 |
| Hartley | May 1 | October 7 |
| Hawarden | May 1 | October 4 |
| Holstein | April 30 | October 9 |
| Humboldt | April 27 | October 9 |
| Ida Grove | April 27 | October 12 |
| Independence | April 30 | October 7 |
| Indianola | April 24 | October 12 |
| Iowa City | April 21 | October 18 |
| Iowa Falls | April 28 | October 10 |
| Jefferson | April 26 | October 9 |
| Kellerton | April 16 | October 20 |
| Keokuk | April 10 | October 27 |
| Keosauqua | April 26 | October 13 |
| Lake Park | April 30 | October 10 |
| Lamoni | April 17 | October 21 |
| Lamont | May 4 | October 1 |
| Laurens | April 30 | October 5 |
| Le Mars | April 30 | October 4 |
| Leon | April 30 | October 8 |
| Lisbon | April 27 | October 13 |
| Madrid | April 23 | October 14 |
| Manchester | May 3 | October 4 |
| Mapleton | May 3 | October 1 |
| Maquoketa | April 25 | October 14 |
| Marion | April 28 | October 12 |
| Marshalltown | April 28 | October 7 |
| Mason City | April 29 | October 7 |
| Maynard | April 27 | October 13 |
| Milford | May 1 | October 6 |
| Missouri Valley | April 29 | October 8 |
| Mitchellville | April 21 | October 15 |
| Mondamin | May 1 | October 3 |
| Moravia | April 18 | October 23 |
| Mount Ayr | April 25 | October 12 |
| Mount Pleasant | April 30 | October 10 |
| Muscatine | April 24 | October 14 |
| Nevada | April 26 | October 12 |
| New Hampton | May 2 | October 5 |
| Newton | April 22 | October 17 |
| Northwood | May 4 | October 4 |
| Oakland | April 23 | October 14 |
| Oelwein | April 30 | October 9 |
| Onawa | May 1 | October 3 |
| Osage | April 30 | October 9 |
| Osceola | April 29 | October 9 |
| Oskaloosa | April 21 | October 16 |
| Ottumwa | April 23 | October 14 |
| Parkersburg | April 27 | October 8 |
| Paullina | April 29 | October 10 |
| Pella | April 20 | October 19 |
| Peosta | April 28 | October 11 |
| Perry | April 25 | October 10 |
| Pocahontas | April 26 | October 7 |
| Postville | May 1 | October 3 |
| Red Oak | April 24 | October 13 |
| Rock Rapids | May 1 | October 4 |
| Rockwell City | April 26 | October 10 |
| Sac City | April 30 | October 6 |
| Salix | April 29 | October 5 |
| Sheldon | May 5 | September 28 |
| Shenandoah | April 20 | October 17 |
| Sibley | May 5 | October 3 |
| Sidney | April 19 | October 19 |
| Sigourney | April 24 | October 15 |
| Sioux Center | April 30 | October 3 |
| Sioux City | April 29 | October 7 |
| Spencer | May 1 | October 3 |
| Spirit Lake | April 28 | October 11 |
| State Center | April 24 | October 12 |
| Storm Lake | April 25 | October 13 |
| Stuart | May 2 | October 3 |
| Sumner | April 29 | October 9 |
| Tama | April 30 | October 9 |
| Tipton | April 21 | October 15 |
| Urbandale | April 19 | October 18 |
| Ute | April 25 | October 12 |
| Vinton | May 3 | October 3 |
| Walcott | April 23 | October 15 |
| Washington | April 28 | October 11 |
| Waterloo | April 27 | October 10 |
| Waukon | May 2 | October 11 |
| Webster City | May 3 | October 2 |
| West Liberty | April 29 | October 9 |
| West Point | April 17 | October 22 |
| West Union | May 4 | October 4 |
| Williamsburg | April 28 | October 9 |
| Wilton | April 18 | October 22 |
| Winterset | April 30 | October 3 |
Typical year: frost is over (spring) or has come (fall) by that date in half of years. "n/a" means frost is too rare there to give a date.