Tenstrike, MN 56647 Frost Dates
When can you plant in Tenstrike, MN?
Typically, the last spring freeze lands around 05/24, roughly 269 days out. The first fall frost typically arrives around 09/17, about 115 frost-free days later.
Tenstrike sits in USDA Zone 3b (-35 to -30°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 3 weeks of growing season left in Tenstrike before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 05/24 isn't a guarantee
05/24 is the middle of 30 years of NOAA records, not a promise. Plant by 05/09 and you're betting against frost in roughly 9 years out of 10. 06/06 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Tenstrike compares
Tenstrike's growing season runs about 115 days, ranking 39,339 of 40,283 US ZIP codes measured here, longest to shortest. Within MN, it ranks 900 of 943.
Learn more
zone vs. frost date covers why Zone 3b and Tenstrike's frost date answer different questions. the frost range covers how to read the range around Tenstrike's dates instead of trusting one.