McKenney, VA 23850 Frost Dates
23850, near McKenney, VA: the frost window
Typically, the last spring freeze lands around 04/03, roughly 218 days out. Fall's first freeze usually shows up around 11/03, roughly 216 days after the last spring frost.
McKenney sits in USDA Zone 7b (5 to 10°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
McKenney's growing season runs out in roughly 10 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
04/03 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/20 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/17 and only about 1 year in 10 sees frost after that.
McKenney against the rest of the dataset
At roughly 216 frost-free days, McKenney places 13,889 of 40,283 ZIP codes in this dataset. Within VA, it ranks 328 of 1,178.
Learn more
Two guides worth reading on 23850: local microclimates, on what one yard in McKenney can differ from the 23850 normal, and zone vs. frost date, on why Zone 7b and McKenney's frost date answer different questions.