Mansfield, OH 44907 Frost Dates
Frost dates for Mansfield, OH, ZIP 44907
Around 04/30 is the usual last spring frost, about 245 days away. The first fall frost typically arrives around 10/15, about 167 frost-free days later.
Mansfield 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.
What to do before the first frost
Zone 6a around Mansfield has about 7 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
Why 04/30 isn't a guarantee
04/30 is the middle of 30 years of NOAA records, not a promise. Plant by 04/16 and you're betting against frost in roughly 9 years out of 10. 05/17 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Mansfield compares
At roughly 167 frost-free days, Mansfield places 29,858 of 40,283 ZIP codes in this dataset. Within OH, it ranks 1,223 of 1,383.
Learn more
local microclimates explains what one yard in Mansfield can differ from the 44907 normal, and zone vs. frost date explains why Zone 6a and Mansfield's frost date answer different questions.