Cresbard, SD 57435 Frost Dates
Cresbard, SD: when does the frost end?
The last spring frost here typically falls around 05/11, about 256 days from today. Fall's first freeze usually shows up around 09/27, roughly 137 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Cresbard in Zone 4b (-25 to -20°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
With roughly 4 weeks until Cresbard's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
05/11 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/29 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/23 and only about 1 year in 10 sees frost after that.
Cresbard against the rest of the dataset
Cresbard's growing season runs about 137 days, ranking 37,598 of 40,283 US ZIP codes measured here, longest to shortest. Within SD, it ranks 347 of 378.
Learn more
Before leaning on 57435's figures: local microclimates explains what one yard in Cresbard can differ from the 57435 normal, while zone vs. frost date explains why Zone 4b and Cresbard's frost date answer different questions.