Hilliard, OH 43002 Frost Dates
43002, near Hilliard, OH: the frost window
Typically, the last spring freeze lands around 04/22, roughly 237 days out. Fall's first freeze usually shows up around 10/23, roughly 183 days after the last spring frost.
Hilliard sits in USDA Zone 6b (-5 to 0°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
Hilliard'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.
How much risk comes with planting early here
04/22 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/06 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/09 and only about 1 year in 10 sees frost after that.
Hilliard against the rest of the dataset
About 183 days separate Hilliard's last and first frost, putting it 23,755 of 40,283 ZIP codes nationally. Within OH, it ranks 683 of 1,383.
Learn more
Two guides worth reading on 43002: the frost range, on how to read the range around Hilliard's dates instead of trusting one, and local microclimates, on what one yard in Hilliard can differ from the 43002 normal.