Newbury, VT 03774 Frost Dates
03774, near Newbury, VT: the frost window
The last spring frost here typically falls around 05/15, about 260 days from today. Fall's first freeze usually shows up around 09/28, roughly 133 days after the last spring frost.
Newbury sits in USDA Zone 5a (-20 to -15°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.
Stretching the season past the first frost
Newbury's growing season runs out in roughly 4 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
05/15 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 05/01 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 06/03 and only about 1 year in 10 sees frost after that.
Newbury against the rest of the dataset
Newbury's growing season runs about 133 days, ranking 38,097 of 40,283 US ZIP codes measured here, longest to shortest. Within VT, it ranks 252 of 330.
Learn more
Two guides worth reading on 03774: zone vs. frost date, on why Zone 5a and Newbury's frost date answer different questions, and the frost range, on how to read the range around Newbury's dates instead of trusting one.