Endeavor, WI 53953 Frost Dates
Endeavor, WI: when does the frost end?
Around 05/03 is the usual last spring frost, about 248 days away. Fall's first freeze usually shows up around 10/05, roughly 153 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Endeavor in Zone 5a (-20 to -15°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
With roughly 5 weeks until Endeavor's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
05/03 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/21 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/18 and only about 1 year in 10 sees frost after that.
Endeavor against the rest of the dataset
About 153 days separate Endeavor's last and first frost, putting it 34,605 of 40,283 ZIP codes nationally. Within WI, it ranks 513 of 860.
Learn more
Before leaning on 53953's figures: local microclimates explains what one yard in Endeavor can differ from the 53953 normal, while zone vs. frost date explains why Zone 5a and Endeavor's frost date answer different questions.