When to plant Winter squash in Wisconsin
In fall, from June 1 – July 1 in Allouez to June 10 – July 10 in South Milwaukee.
USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.
| Place | Spring | Fall |
|---|---|---|
| Allouez | — | June 1 – July 1 |
| Appleton | — | June 1 – July 1 |
| Ashwaubenon | — | June 1 – July 1 |
| Baraboo | — | June 1 – 15 |
| Beaver Dam | — | June 1 – July 1 |
| Bellevue | — | June 1 – July 1 |
| Beloit | — | June 1 – July 1 |
| Brookfield | — | June 1 – July 1 |
| Brown Deer | — | June 1 – July 1 |
| Burlington | — | June 1 – July 1 |
| Caledonia | — | June 1 – July 1 |
| Cedarburg | — | June 1 – July 1 |
| Chippewa Falls | — | June 1 – 15 |
| Cudahy | — | June 10 – July 10 |
| De Pere | — | June 1 – July 1 |
| DeForest | — | June 1 – July 1 |
| Eau Claire | — | June 1 – July 1 |
| Elkhorn | — | June 1 – July 1 |
| Fitchburg | — | June 1 – July 1 |
| Fond du Lac | — | June 1 – July 1 |
| Fort Atkinson | — | June 1 – July 1 |
| Fox Crossing | — | June 1 – July 1 |
| Franklin | — | June 1 – July 1 |
| Germantown | — | June 1 – July 1 |
| Glendale | — | June 1 – July 1 |
| Grafton | — | June 1 – July 1 |
| Green Bay | — | June 1 – July 1 |
| Greendale | — | June 1 – July 1 |
| Greenfield | — | June 1 – July 1 |
| Greenville | — | June 1 – July 1 |
| Harrison | — | June 1 – July 1 |
| Hartford | — | June 1 – 15 |
| Hartland | — | June 1 – July 1 |
| Hobart | — | June 1 – July 1 |
| Holmen | — | June 1 – July 1 |
| Howard | — | June 1 – July 1 |
| Hudson | — | June 1 – July 1 |
| Janesville | — | June 1 – July 1 |
| Kaukauna | — | June 1 – July 1 |
| Kenosha | — | June 1 – July 1 |
| La Crosse | — | June 1 – July 1 |
| Lisbon | — | June 1 – July 1 |
| Little Chute | — | June 1 – July 1 |
| Madison | — | June 1 – July 1 |
| Manitowoc | — | June 1 – July 1 |
| Marinette | — | June 1 – July 1 |
| Marshfield | — | June 1 – 15 |
| Menasha | — | June 1 – July 1 |
| Menomonee Falls | — | June 1 – July 1 |
| Menomonie | — | June 1 – 15 |
| Mequon | — | June 1 – July 1 |
| Middleton | — | June 1 – July 1 |
| Milwaukee | — | June 1 – July 1 |
| Monroe | — | June 1 – July 1 |
| Mount Pleasant | — | June 1 – July 1 |
| Muskego | — | June 1 – July 1 |
| Neenah | — | June 1 – July 1 |
| New Berlin | — | June 1 – July 1 |
| New Richmond | — | June 1 – July 1 |
| Oak Creek | — | June 10 – July 10 |
| Oconomowoc | — | June 1 – July 1 |
| Onalaska | — | June 1 – July 1 |
| Oregon | — | June 1 – July 1 |
| Oshkosh | — | June 1 – July 1 |
| Pewaukee | — | June 1 – July 1 |
| Platteville | — | June 1 – July 1 |
| Pleasant Prairie | — | June 10 – July 10 |
| Plover | — | June 1 – July 1 |
| Port Washington | — | June 1 – July 1 |
| Racine | — | June 1 – July 1 |
| Reedsburg | — | June 1 – July 1 |
| Richfield | — | June 1 – July 1 |
| River Falls | — | June 1 – 15 |
| Salem Lakes | — | June 1 – July 1 |
| Sheboygan | — | June 1 – July 1 |
| Shorewood | — | June 1 – July 1 |
| South Milwaukee | — | June 10 – July 10 |
| Stevens Point | — | June 1 – July 1 |
| Stoughton | — | June 1 – July 1 |
| Suamico | — | June 1 – July 1 |
| Sun Prairie | — | June 1 – July 1 |
| Superior | — | June 1 – July 1 |
| Sussex | — | June 1 – July 1 |
| Two Rivers | — | June 1 – July 1 |
| Verona | — | June 1 – July 1 |
| Watertown | — | June 1 – July 1 |
| Waukesha | — | June 1 – July 1 |
| Waunakee | — | June 1 – July 1 |
| Waupun | — | June 1 – July 1 |
| Wausau | — | June 1 – 15 |
| Wauwatosa | — | June 1 – July 1 |
| West Allis | — | June 1 – July 1 |
| West Bend | — | June 1 – July 1 |
| Weston | — | June 1 – 15 |
| Whitefish Bay | — | June 1 – July 1 |
| Whitewater | — | June 1 – July 1 |
| Windsor | — | June 1 – July 1 |
| Wisconsin Rapids | — | June 1 – 15 |
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. “—” means the place's frost date is outside the table. The full USDA table for winter squash.