Baltic, OH 43804 Frost Dates
43804, near Baltic, OH: the frost window
Around 04/30 is the usual last spring frost, about 245 days away. Fall's first freeze usually shows up around 10/15, roughly 167 days after the last spring frost.
Baltic 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
Baltic'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
04/30 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/17 and only about 1 year in 10 sees frost after that.
Baltic against the rest of the dataset
At roughly 167 frost-free days, Baltic places 30,100 of 40,283 ZIP codes in this dataset. Within OH, it ranks 1,308 of 1,383.
Learn more
Two guides worth reading on 43804: the frost range, on how to read the range around Baltic's dates instead of trusting one, and local microclimates, on what one yard in Baltic can differ from the 43804 normal.