Steeleville, IL 62288 Frost Dates
Steeleville, IL: when does the frost end?
The last spring frost here typically falls around 04/12, about 227 days from today. Fall's first freeze usually shows up around 10/22, roughly 191 days after the last spring frost.
Steeleville sits in USDA Zone 7a (0 to 5°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 8 weeks until Steeleville'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
04/12 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/29 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/29 and only about 1 year in 10 sees frost after that.
Steeleville against the rest of the dataset
Steeleville's growing season runs about 191 days, ranking 20,793 of 40,283 US ZIP codes measured here, longest to shortest. Within IL, it ranks 450 of 1,548.
Learn more
Before leaning on 62288's figures: the frost range explains how to read the range around Steeleville's dates instead of trusting one, while local microclimates explains what one yard in Steeleville can differ from the 62288 normal.