North Bennington, VT 05257 Frost Dates
05257, near North Bennington, VT: the frost window
Around 05/11 is the usual last spring frost, about 256 days away. Fall's first freeze usually shows up around 10/02, roughly 143 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts North Bennington 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
North Bennington's growing season runs out in roughly 5 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 North Bennington's last frost
05/11 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/26 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/28 and only about 1 year in 10 sees frost after that.
North Bennington against the rest of the dataset
About 143 days separate North Bennington's last and first frost, putting it 36,552 of 40,283 ZIP codes nationally. Within VT, it ranks 101 of 330.
Learn more
Two guides worth reading on 05257: the frost range, on how to read the range around North Bennington's dates instead of trusting one, and local microclimates, on what one yard in North Bennington can differ from the 05257 normal.