Emerado, ND 58206 Frost Dates
Frost dates for Emerado, ND, ZIP 58206
Around 05/16 is the usual last spring frost, about 261 days away. The first fall frost typically arrives around 09/27, about 133 frost-free days later.
The USDA Plant Hardiness Zone Map puts Emerado in Zone 4a (-30 to -25°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
Zone 4a around Emerado has about 4 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
The actual range around Emerado's last frost
05/16 is the middle of 30 years of NOAA records, not a promise. Plant by 05/03 and you're betting against frost in roughly 9 years out of 10. 05/31 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Emerado compares
Emerado's growing season runs about 133 days, ranking 38,108 of 40,283 US ZIP codes measured here, longest to shortest. Within ND, it ranks 280 of 405.
Learn more
local microclimates explains what one yard in Emerado can differ from the 58206 normal, and zone vs. frost date explains why Zone 4a and Emerado's frost date answer different questions.