Prentice, WI 54556 Frost Dates
Prentice, WI: when does the frost end?
The last spring frost here typically falls around 05/23, about 268 days from today. Fall's first freeze usually shows up around 09/23, roughly 124 days after the last spring frost.
Prentice sits in USDA Zone 4a (-30 to -25°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
Stretching the season past the first frost
With roughly 4 weeks until Prentice's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Prentice's last frost
05/23 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 05/06 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 06/06 and only about 1 year in 10 sees frost after that.
Prentice against the rest of the dataset
Prentice's growing season runs about 124 days, ranking 38,866 of 40,283 US ZIP codes measured here, longest to shortest. Within WI, it ranks 838 of 860.
Learn more
Before leaning on 54556's figures: local microclimates explains what one yard in Prentice can differ from the 54556 normal, while zone vs. frost date explains why Zone 4a and Prentice's frost date answer different questions.