Olivet, MI 49076 Frost Dates
Olivet, MI: when does the frost end?
Around 05/01 is the usual last spring frost, about 246 days away. Fall's first freeze usually shows up around 10/15, roughly 164 days after the last spring frost.
Olivet 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
With roughly 7 weeks until Olivet's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
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 04/19 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.
Olivet against the rest of the dataset
At roughly 164 frost-free days, Olivet places 31,016 of 40,283 ZIP codes in this dataset. Within MI, it ranks 491 of 1,153.
Learn more
Before leaning on 49076's figures: local microclimates explains what one yard in Olivet can differ from the 49076 normal, while zone vs. frost date explains why Zone 6a and Olivet's frost date answer different questions.