McKenney, VA 23872 Frost Dates
23872, near McKenney, VA: the frost window
The last spring frost here typically falls around 04/09, about 224 days from today. Fall's first freeze usually shows up around 10/29, roughly 203 days after the last spring frost.
Zone 7b (5 to 10°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for McKenney, not a forecast for this year.
Stretching the season past the first frost
McKenney's growing season runs out in roughly 9 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 McKenney's last frost
04/09 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/26 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/26 and only about 1 year in 10 sees frost after that.
McKenney against the rest of the dataset
At roughly 203 frost-free days, McKenney places 17,026 of 40,283 ZIP codes in this dataset. Within VA, it ranks 569 of 1,178.
Learn more
Two guides worth reading on 23872: local microclimates, on what one yard in McKenney can differ from the 23872 normal, and zone vs. frost date, on why Zone 7b and McKenney's frost date answer different questions.