Gillett, WI 54124 Frost Dates
54124, near Gillett, WI: the frost window
The last spring frost here typically falls around 05/14, about 259 days from today. Fall's first freeze usually shows up around 10/01, roughly 139 days after the last spring frost.
Gillett 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
Gillett's growing season runs out in roughly 5 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 Gillett's last frost
05/14 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/30 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/29 and only about 1 year in 10 sees frost after that.
Gillett against the rest of the dataset
Gillett's growing season runs about 139 days, ranking 37,244 of 40,283 US ZIP codes measured here, longest to shortest. Within WI, it ranks 733 of 860.
Learn more
Two guides worth reading on 54124: the frost range, on how to read the range around Gillett's dates instead of trusting one, and local microclimates, on what one yard in Gillett can differ from the 54124 normal.