Menasha, WI 54952 Frost Dates
Frost dates for Menasha, WI, ZIP 54952
The last spring frost here typically falls around 05/04, about 249 days from today. The first fall frost typically arrives around 10/06, about 154 frost-free days later.
Menasha 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
Zone 5b around Menasha has about 6 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
05/04 is the middle of 30 years of NOAA records, not a promise. Plant by 04/21 and you're betting against frost in roughly 9 years out of 10. 05/20 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Menasha compares
At roughly 154 frost-free days, Menasha places 34,228 of 40,283 ZIP codes in this dataset. Within WI, it ranks 464 of 860.
Learn more
the frost range explains how to read the range around Menasha's dates instead of trusting one, and local microclimates explains what one yard in Menasha can differ from the 54952 normal.