Geneva, MN 56035 Frost Dates
When can you plant in Geneva, MN?
Typically, the last spring freeze lands around 04/27, roughly 242 days out. The first fall frost typically arrives around 10/09, about 164 frost-free days later.
The USDA Plant Hardiness Zone Map puts Geneva in Zone 4b (-25 to -20°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
About 6 weeks of growing season left in Geneva before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
04/27 is the middle of 30 years of NOAA records, not a promise. Plant by 04/12 and you're betting against frost in roughly 9 years out of 10. 05/10 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Geneva compares
About 164 days separate Geneva's last and first frost, putting it 31,119 of 40,283 ZIP codes nationally. Within MN, it ranks 117 of 943.
Learn more
zone vs. frost date covers why Zone 4b and Geneva's frost date answer different questions. the frost range covers how to read the range around Geneva's dates instead of trusting one.