Kingston, WI 53926 Frost Dates
Frost dates for Kingston, WI, ZIP 53926
Typically, the last spring freeze lands around 05/06, roughly 251 days out. The first fall frost typically arrives around 10/02, about 150 frost-free days later.
Kingston sits in USDA Zone 5a (-20 to -15°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 5a around Kingston has about 5 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.
How much risk comes with planting early here
05/06 is the middle of 30 years of NOAA records, not a promise. Plant by 04/22 and you're betting against frost in roughly 9 years out of 10. 05/22 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Kingston compares
At roughly 150 frost-free days, Kingston places 35,409 of 40,283 ZIP codes in this dataset. Within WI, it ranks 587 of 860.
Learn more
the frost range explains how to read the range around Kingston's dates instead of trusting one, and local microclimates explains what one yard in Kingston can differ from the 53926 normal.