FrostDateCheck

Creston, IL 60113 Frost Dates

Frost dates for Creston, IL, ZIP 60113

Zone 5b

Around 04/26 is the usual last spring frost, about 241 days away. The first fall frost typically arrives around 10/13, about 168 frost-free days later.

The USDA Plant Hardiness Zone Map puts Creston in Zone 5b (-15 to -10°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 5b around Creston has about 7 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.

The actual range around Creston's last frost

04/26 is the middle of 30 years of NOAA records, not a promise. Plant by 04/11 and you're betting against frost in roughly 9 years out of 10. 05/12 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Creston compares

At roughly 168 frost-free days, Creston places 29,760 of 40,283 ZIP codes in this dataset. Within IL, it ranks 1,445 of 1,548.

Learn more

zone vs. frost date explains why Zone 5b and Creston's frost date answer different questions, and the frost range explains how to read the range around Creston's dates instead of trusting one.