Metropolis, IL 62960 Frost Dates
Frost dates for Metropolis, IL, ZIP 62960
The last spring frost here typically falls around 04/06, about 221 days from today. The first fall frost typically arrives around 10/27, about 203 frost-free days later.
Zone 7a (0 to 5°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Metropolis, not a forecast for this year.
What to do before the first frost
Zone 7a around Metropolis has about 9 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 Metropolis's last frost
04/06 is the middle of 30 years of NOAA records, not a promise. Plant by 03/21 and you're betting against frost in roughly 9 years out of 10. 04/23 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Metropolis compares
Metropolis's growing season runs about 203 days, ranking 16,892 of 40,283 US ZIP codes measured here, longest to shortest. Within IL, it ranks 162 of 1,548.
Learn more
the frost range explains how to read the range around Metropolis's dates instead of trusting one, and local microclimates explains what one yard in Metropolis can differ from the 62960 normal.