Marathon, NY 13794 Frost Dates
13794, near Marathon, NY: the frost window
Around 05/04 is the usual last spring frost, about 249 days away. Fall's first freeze usually shows up around 10/16, roughly 163 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Marathon in Zone 5b (-15 to -10°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
Marathon's growing season runs out in roughly 7 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Marathon's last frost
05/04 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/22 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/20 and only about 1 year in 10 sees frost after that.
Marathon against the rest of the dataset
About 163 days separate Marathon's last and first frost, putting it 31,474 of 40,283 ZIP codes nationally. Within NY, it ranks 982 of 1,951.
Learn more
Two guides worth reading on 13794: zone vs. frost date, on why Zone 5b and Marathon's frost date answer different questions, and the frost range, on how to read the range around Marathon's dates instead of trusting one.