Industry, IL 61440 Frost Dates
Frost dates for Industry, IL, ZIP 61440
Typically, the last spring freeze lands around 04/17, roughly 232 days out. The first fall frost typically arrives around 10/22, about 185 frost-free days later.
The USDA Plant Hardiness Zone Map puts Industry in Zone 6a (-10 to -5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 6a around Industry has about 8 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
How much risk comes with planting early here
04/17 is the middle of 30 years of NOAA records, not a promise. Plant by 04/04 and you're betting against frost in roughly 9 years out of 10. 05/02 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Industry compares
Industry's growing season runs about 185 days, ranking 23,303 of 40,283 US ZIP codes measured here, longest to shortest. Within IL, it ranks 842 of 1,548.
Learn more
the frost range explains how to read the range around Industry's dates instead of trusting one, and local microclimates explains what one yard in Industry can differ from the 61440 normal.