FrostDateCheck

Malvern, OH 44644 Frost Dates

Frost dates for Malvern, OH, ZIP 44644

Zone 6b

Typically, the last spring freeze lands around 04/30, roughly 245 days out. The first fall frost typically arrives around 10/15, about 167 frost-free days later.

Malvern 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

Zone 6b around Malvern 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.

How much risk comes with planting early here

04/30 is the middle of 30 years of NOAA records, not a promise. Plant by 04/18 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 Malvern compares

Malvern's growing season runs about 167 days, ranking 30,073 of 40,283 US ZIP codes measured here, longest to shortest. Within OH, it ranks 1,294 of 1,383.

Learn more

local microclimates explains what one yard in Malvern can differ from the 44644 normal, and zone vs. frost date explains why Zone 6b and Malvern's frost date answer different questions.