Alexis, IL 61435 Frost Dates
When can you plant in Alexis, IL?
Typically, the last spring freeze lands around 04/22, roughly 237 days out. The first fall frost typically arrives around 10/15, about 174 frost-free days later.
Alexis sits in USDA Zone 5b (-15 to -10°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
About 7 weeks of growing season left in Alexis before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Alexis's last frost
04/22 is the middle of 30 years of NOAA records, not a promise. Plant by 04/09 and you're betting against frost in roughly 9 years out of 10. 05/10 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Alexis compares
At roughly 174 frost-free days, Alexis places 27,570 of 40,283 ZIP codes in this dataset. Within IL, it ranks 1,259 of 1,548.
Learn more
zone vs. frost date covers why Zone 5b and Alexis's frost date answer different questions. the frost range covers how to read the range around Alexis's dates instead of trusting one.