Nilwood, IL 62672 Frost Dates
When can you plant in Nilwood, IL?
Around 04/07 is the usual last spring frost, about 222 days away. The first fall frost typically arrives around 10/29, about 205 frost-free days later.
Nilwood sits in USDA Zone 6b (-5 to 0°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 9 weeks of growing season left in Nilwood before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Nilwood's last frost
04/07 is the middle of 30 years of NOAA records, not a promise. Plant by 03/22 and you're betting against frost in roughly 9 years out of 10. 04/21 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Nilwood compares
About 205 days separate Nilwood's last and first frost, putting it 16,416 of 40,283 ZIP codes nationally. Within IL, it ranks 120 of 1,548.
Learn more
local microclimates covers what one yard in Nilwood can differ from the 62672 normal. zone vs. frost date covers why Zone 6b and Nilwood's frost date answer different questions.