Spencer, OH 44275 Frost Dates
44275, near Spencer, OH: the frost window
Around 04/24 is the usual last spring frost, about 239 days away. Fall's first freeze usually shows up around 10/24, roughly 182 days after the last spring frost.
Zone 6a (-10 to -5°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for Spencer, not a forecast for this year.
Stretching the season past the first frost
Spencer'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
04/24 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/09 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.
Spencer against the rest of the dataset
About 182 days separate Spencer's last and first frost, putting it 24,257 of 40,283 ZIP codes nationally. Within OH, it ranks 739 of 1,383.
Learn more
Two guides worth reading on 44275: the frost range, on how to read the range around Spencer's dates instead of trusting one, and local microclimates, on what one yard in Spencer can differ from the 44275 normal.