Pickstown, SD 57361 Frost Dates
Pickstown, SD: when does the frost end?
Around 04/27 is the usual last spring frost, about 242 days away. Fall's first freeze usually shows up around 10/13, roughly 168 days after the last spring frost.
Zone 5a (-20 to -15°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Pickstown, not a forecast for this year.
Stretching the season past the first frost
With roughly 7 weeks until Pickstown's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Pickstown's last frost
04/27 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/11 and only about 1 year in 10 sees frost after that.
Pickstown against the rest of the dataset
Pickstown's growing season runs about 168 days, ranking 29,789 of 40,283 US ZIP codes measured here, longest to shortest. Within SD, it ranks 1 of 378.
Learn more
Before leaning on 57361's figures: zone vs. frost date explains why Zone 5a and Pickstown's frost date answer different questions, while the frost range explains how to read the range around Pickstown's dates instead of trusting one.