Syracuse, OH 45779 Frost Dates
Frost dates for Syracuse, OH, ZIP 45779
Around 04/28 is the usual last spring frost, about 243 days away. The first fall frost typically arrives around 10/19, about 173 frost-free days later.
The USDA Plant Hardiness Zone Map puts Syracuse in Zone 6b (-5 to 0°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 6b around Syracuse 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
04/28 is the middle of 30 years of NOAA records, not a promise. Plant by 04/15 and you're betting against frost in roughly 9 years out of 10. 05/14 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Syracuse compares
Syracuse's growing season runs about 173 days, ranking 28,019 of 40,283 US ZIP codes measured here, longest to shortest. Within OH, it ranks 1,099 of 1,383.
Learn more
zone vs. frost date explains why Zone 6b and Syracuse's frost date answer different questions, and the frost range explains how to read the range around Syracuse's dates instead of trusting one.