Parma, MI 49269 Frost Dates
49269, near Parma, MI: the frost window
The last spring frost here typically falls around 05/01, about 246 days from today. Fall's first freeze usually shows up around 10/14, roughly 164 days after the last spring frost.
Parma 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
Parma'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.
How much risk comes with planting early here
05/01 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/16 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/18 and only about 1 year in 10 sees frost after that.
Parma against the rest of the dataset
Parma's growing season runs about 164 days, ranking 31,080 of 40,283 US ZIP codes measured here, longest to shortest. Within MI, it ranks 503 of 1,153.
Learn more
Two guides worth reading on 49269: the frost range, on how to read the range around Parma's dates instead of trusting one, and local microclimates, on what one yard in Parma can differ from the 49269 normal.