St. Clairsville, OH 43972 Frost Dates
When can you plant in St. Clairsville, OH?
The last spring frost here typically falls around 04/20, about 235 days from today. The first fall frost typically arrives around 10/29, about 192 frost-free days later.
St. Clairsville 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 St. Clairsville before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around St. Clairsville's last frost
04/20 is the middle of 30 years of NOAA records, not a promise. Plant by 04/05 and you're betting against frost in roughly 9 years out of 10. 05/06 is the safer bet, historically only a 1-in-10 chance of frost that late.
How St. Clairsville compares
At roughly 192 frost-free days, St. Clairsville places 20,286 of 40,283 ZIP codes in this dataset. Within OH, it ranks 246 of 1,383.
Learn more
local microclimates covers what one yard in St. Clairsville can differ from the 43972 normal. zone vs. frost date covers why Zone 6b and St. Clairsville's frost date answer different questions.