Hillside, IL 60162 Frost Dates
Frost dates for Hillside, IL, ZIP 60162
The last spring frost here typically falls around 04/16, about 231 days from today. The first fall frost typically arrives around 10/28, about 193 frost-free days later.
Zone 6a (-10 to -5°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Hillside, not a forecast for this year.
What to do before the first frost
Zone 6a around Hillside has about 9 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
04/16 is the middle of 30 years of NOAA records, not a promise. Plant by 04/03 and you're betting against frost in roughly 9 years out of 10. 05/01 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Hillside compares
About 193 days separate Hillside's last and first frost, putting it 19,826 of 40,283 ZIP codes nationally. Within IL, it ranks 394 of 1,548.
Learn more
the frost range explains how to read the range around Hillside's dates instead of trusting one, and local microclimates explains what one yard in Hillside can differ from the 60162 normal.