Auburn, MI 48623 Frost Dates
When can you plant in Auburn, MI?
The last spring frost here typically falls around 04/26, about 241 days from today. The first fall frost typically arrives around 10/17, about 172 frost-free days later.
Auburn sits in USDA Zone 6a (-10 to -5°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 7 weeks of growing season left in Auburn before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 04/26 isn't a guarantee
04/26 is the middle of 30 years of NOAA records, not a promise. Plant by 04/13 and you're betting against frost in roughly 9 years out of 10. 05/13 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Auburn compares
Auburn's growing season runs about 172 days, ranking 28,343 of 40,283 US ZIP codes measured here, longest to shortest. Within MI, it ranks 264 of 1,153.
Learn more
the frost range covers how to read the range around Auburn's dates instead of trusting one. local microclimates covers what one yard in Auburn can differ from the 48623 normal.