Pellston, MI 49755 Frost Dates
49755, near Pellston, MI: the frost window
Typically, the last spring freeze lands around 05/21, roughly 266 days out. Fall's first freeze usually shows up around 09/27, roughly 128 days after the last spring frost.
Pellston sits in USDA Zone 5a (-20 to -15°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.
Stretching the season past the first frost
Pellston's growing season runs out in roughly 4 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Pellston's last frost
05/21 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 05/04 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 06/05 and only about 1 year in 10 sees frost after that.
Pellston against the rest of the dataset
Pellston's growing season runs about 128 days, ranking 38,558 of 40,283 US ZIP codes measured here, longest to shortest. Within MI, it ranks 1,052 of 1,153.
Learn more
Two guides worth reading on 49755: zone vs. frost date, on why Zone 5a and Pellston's frost date answer different questions, and the frost range, on how to read the range around Pellston's dates instead of trusting one.