Canistota, SD 57012 Frost Dates
When can you plant in Canistota, SD?
Typically, the last spring freeze lands around 05/03, roughly 248 days out. The first fall frost typically arrives around 10/04, about 153 frost-free days later.
The USDA Plant Hardiness Zone Map puts Canistota in Zone 5a (-20 to -15°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 5 weeks of growing season left in Canistota 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
05/03 is the middle of 30 years of NOAA records, not a promise. Plant by 04/20 and you're betting against frost in roughly 9 years out of 10. 05/15 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Canistota compares
Canistota's growing season runs about 153 days, ranking 34,588 of 40,283 US ZIP codes measured here, longest to shortest. Within SD, it ranks 114 of 378.
Learn more
the frost range covers how to read the range around Canistota's dates instead of trusting one. local microclimates covers what one yard in Canistota can differ from the 57012 normal.