Buncombe, IL 62912 Frost Dates
Frost dates for Buncombe, IL, ZIP 62912
Around 04/09 is the usual last spring frost, about 224 days away. The first fall frost typically arrives around 10/22, about 195 frost-free days later.
Buncombe sits in USDA Zone 7a (0 to 5°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
Zone 7a around Buncombe has about 8 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 04/09 isn't a guarantee
04/09 is the middle of 30 years of NOAA records, not a promise. Plant by 03/25 and you're betting against frost in roughly 9 years out of 10. 04/25 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Buncombe compares
At roughly 195 frost-free days, Buncombe places 19,369 of 40,283 ZIP codes in this dataset. Within IL, it ranks 352 of 1,548.
Learn more
local microclimates explains what one yard in Buncombe can differ from the 62912 normal, and zone vs. frost date explains why Zone 7a and Buncombe's frost date answer different questions.