Spicer, MN 56288 Frost Dates
Frost dates for Spicer, MN, ZIP 56288
Typically, the last spring freeze lands around 05/04, roughly 249 days out. The first fall frost typically arrives around 10/04, about 152 frost-free days later.
Spicer sits in USDA Zone 4b (-25 to -20°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 4b around Spicer 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
05/04 is the middle of 30 years of NOAA records, not a promise. Plant by 04/23 and you're betting against frost in roughly 9 years out of 10. 05/19 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Spicer compares
At roughly 152 frost-free days, Spicer places 34,802 of 40,283 ZIP codes in this dataset. Within MN, it ranks 449 of 943.
Learn more
zone vs. frost date explains why Zone 4b and Spicer's frost date answer different questions, and the frost range explains how to read the range around Spicer's dates instead of trusting one.