Kendall, WI 54638 Frost Dates
Kendall, WI: when does the frost end?
Typically, the last spring freeze lands around 05/12, roughly 257 days out. Fall's first freeze usually shows up around 09/29, roughly 138 days after the last spring frost.
Kendall sits in USDA Zone 5a (-20 to -15°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 5 weeks until Kendall's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Kendall's last frost
05/12 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/28 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/26 and only about 1 year in 10 sees frost after that.
Kendall against the rest of the dataset
At roughly 138 frost-free days, Kendall places 37,446 of 40,283 ZIP codes in this dataset. Within WI, it ranks 748 of 860.
Learn more
Before leaning on 54638's figures: zone vs. frost date explains why Zone 5a and Kendall's frost date answer different questions, while the frost range explains how to read the range around Kendall's dates instead of trusting one.