Oakford, IL 62673 Frost Dates
Oakford, IL: when does the frost end?
Around 04/13 is the usual last spring frost, about 228 days away. Fall's first freeze usually shows up around 10/21, roughly 189 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Oakford in Zone 6a (-10 to -5°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 8 weeks until Oakford'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
04/13 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/31 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/28 and only about 1 year in 10 sees frost after that.
Oakford against the rest of the dataset
Oakford's growing season runs about 189 days, ranking 21,738 of 40,283 US ZIP codes measured here, longest to shortest. Within IL, it ranks 647 of 1,548.
Learn more
Before leaning on 62673's figures: the frost range explains how to read the range around Oakford's dates instead of trusting one, while local microclimates explains what one yard in Oakford can differ from the 62673 normal.