Abingdon, IL 61417 Frost Dates
Frost dates for Abingdon, IL, ZIP 61417
Around 04/22 is the usual last spring frost, about 237 days away. The first fall frost typically arrives around 10/19, about 177 frost-free days later.
The USDA Plant Hardiness Zone Map puts Abingdon 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 Abingdon 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.
Why 04/22 isn't a guarantee
04/22 is the middle of 30 years of NOAA records, not a promise. Plant by 04/07 and you're betting against frost in roughly 9 years out of 10. 05/08 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Abingdon compares
Abingdon's growing season runs about 177 days, ranking 26,123 of 40,283 US ZIP codes measured here, longest to shortest. Within IL, it ranks 1,126 of 1,548.
Learn more
zone vs. frost date explains why Zone 5b and Abingdon's frost date answer different questions, and the frost range explains how to read the range around Abingdon's dates instead of trusting one.