Wheeling, IL 60090 Frost Dates
Wheeling, IL: when does the frost end?
The last spring frost here typically falls around 04/19, about 234 days from today. Fall's first freeze usually shows up around 10/26, roughly 190 days after the last spring frost.
Wheeling sits in USDA Zone 6a (-10 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 Wheeling's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Wheeling's last frost
04/19 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/04 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/03 and only about 1 year in 10 sees frost after that.
Wheeling against the rest of the dataset
About 190 days separate Wheeling's last and first frost, putting it 21,036 of 40,283 ZIP codes nationally. Within IL, it ranks 499 of 1,548.
Learn more
Before leaning on 60090's figures: the frost range explains how to read the range around Wheeling's dates instead of trusting one, while local microclimates explains what one yard in Wheeling can differ from the 60090 normal.