Lublin, WI 54447 Frost Dates
Frost dates for Lublin, WI, ZIP 54447
The last spring frost here typically falls around 05/13, about 258 days from today. The first fall frost typically arrives around 09/26, about 136 frost-free days later.
Zone 4a (-30 to -25°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 Lublin, not a forecast for this year.
What to do before the first frost
Zone 4a around Lublin has about 4 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 Lublin's last frost
05/13 is the middle of 30 years of NOAA records, not a promise. Plant by 04/29 and you're betting against frost in roughly 9 years out of 10. 05/29 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Lublin compares
At roughly 136 frost-free days, Lublin places 37,806 of 40,283 ZIP codes in this dataset. Within WI, it ranks 765 of 860.
Learn more
local microclimates explains what one yard in Lublin can differ from the 54447 normal, and zone vs. frost date explains why Zone 4a and Lublin's frost date answer different questions.