Hamersville, OH 45130 Frost Dates
When can you plant in Hamersville, OH?
Typically, the last spring freeze lands around 04/11, roughly 226 days out. The first fall frost typically arrives around 10/30, about 200 frost-free days later.
Hamersville 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.
What to do before the first frost
About 9 weeks of growing season left in Hamersville before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
04/11 is the middle of 30 years of NOAA records, not a promise. Plant by 03/30 and you're betting against frost in roughly 9 years out of 10. 05/02 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Hamersville compares
Hamersville's growing season runs about 200 days, ranking 17,877 of 40,283 US ZIP codes measured here, longest to shortest. Within OH, it ranks 73 of 1,383.
Learn more
local microclimates covers what one yard in Hamersville can differ from the 45130 normal. zone vs. frost date covers why Zone 6b and Hamersville's frost date answer different questions.