Van Buren, OH 45889 Frost Dates
45889, near Van Buren, OH: the frost window
Typically, the last spring freeze lands around 04/24, roughly 239 days out. Fall's first freeze usually shows up around 10/21, roughly 179 days after the last spring frost.
Van Buren 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
Van Buren's growing season runs out in roughly 8 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
Why 04/24 isn't a guarantee
04/24 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/11 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/10 and only about 1 year in 10 sees frost after that.
Van Buren against the rest of the dataset
Van Buren's growing season runs about 179 days, ranking 25,462 of 40,283 US ZIP codes measured here, longest to shortest. Within OH, it ranks 815 of 1,383.
Learn more
Two guides worth reading on 45889: zone vs. frost date, on why Zone 6a and Van Buren's frost date answer different questions, and the frost range, on how to read the range around Van Buren's dates instead of trusting one.