Pinconning, MI 48707 Frost Dates
48707, near Pinconning, MI: the frost window
The last spring frost here typically falls around 05/03, about 248 days from today. Fall's first freeze usually shows up around 10/14, roughly 161 days after the last spring frost.
Pinconning 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.
Stretching the season past the first frost
Pinconning's growing season runs out in roughly 7 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 Pinconning's last frost
05/03 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/20 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.
Pinconning against the rest of the dataset
Pinconning's growing season runs about 161 days, ranking 32,095 of 40,283 US ZIP codes measured here, longest to shortest. Within MI, it ranks 588 of 1,153.
Learn more
Two guides worth reading on 48707: zone vs. frost date, on why Zone 6a and Pinconning's frost date answer different questions, and the frost range, on how to read the range around Pinconning's dates instead of trusting one.