FrostDateCheck

New Holstein, WI 53061 Frost Dates

When can you plant in New Holstein, WI?

Zone 5b

Typically, the last spring freeze lands around 05/01, roughly 246 days out. The first fall frost typically arrives around 10/14, about 162 frost-free days later.

New Holstein sits in USDA Zone 5b (-15 to -10°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 7 weeks of growing season left in New Holstein before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.

The actual range around New Holstein's last frost

05/01 is the middle of 30 years of NOAA records, not a promise. Plant by 04/19 and you're betting against frost in roughly 9 years out of 10. 05/17 is the safer bet, historically only a 1-in-10 chance of frost that late.

How New Holstein compares

At roughly 162 frost-free days, New Holstein places 31,734 of 40,283 ZIP codes in this dataset. Within WI, it ranks 269 of 860.

Learn more

the frost range covers how to read the range around New Holstein's dates instead of trusting one. local microclimates covers what one yard in New Holstein can differ from the 53061 normal.