Eagle, WI 53119 Frost Dates
53119, near Eagle, WI: the frost window
Typically, the last spring freeze lands around 05/03, roughly 248 days out. Fall's first freeze usually shows up around 10/09, roughly 157 days after the last spring frost.
Zone 5b (-15 to -10°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Eagle, not a forecast for this year.
Stretching the season past the first frost
Eagle's growing season runs out in roughly 6 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Eagle's last frost
05/03 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/21 and only about 1 year in 10 sees frost after that.
Eagle against the rest of the dataset
Eagle's growing season runs about 157 days, ranking 33,338 of 40,283 US ZIP codes measured here, longest to shortest. Within WI, it ranks 393 of 860.
Learn more
Two guides worth reading on 53119: the frost range, on how to read the range around Eagle's dates instead of trusting one, and local microclimates, on what one yard in Eagle can differ from the 53119 normal.