Frost dates in Portage County, Wisconsin
The average last spring frost in Portage County falls May 4 to May 10 and the average first fall frost Oct 3 to Oct 7, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 4b to 5a. Places: Almond, Amherst, Amherst Junction, Bancroft, Junction City, Nelsonville. Pick a ZIP for 10% and 90% odds, soil temperature and the 7-day freeze forecast.
| ZIP | Place | Last spring frost | First fall frost | Zone |
|---|---|---|---|---|
| 54406 | Amherst | May 8 | Oct 6 | 5a |
| 54407 | Amherst Junction | May 4 | Oct 7 | 5a |
| 54423 | Polonia | May 4 | Oct 7 | 4b |
| 54443 | Junction City | May 4 | Oct 7 | 4b |
| 54458 | Nelsonville | May 4 | Oct 7 | 5a |
| 54467 | Plover | May 4 | Oct 7 | 4b |
| 54473 | Rosholt | May 6 | Oct 5 | 4b |
| 54481 | Stevens Point | May 4 | Oct 7 | 5a |
| 54482 | Stevens Point | May 4 | Oct 7 | 4b |
| 54909 | Almond | May 10 | Oct 3 | 4b |
| 54921 | Bancroft | May 10 | Oct 3 | 4b |
Nearby counties
Waupaca County Wood County Waushara County Marathon County Adams County Shawano County
All Wisconsin counties · Download Wisconsin frost dates (CSV)
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