Colonial Beach, VA 22443 Frost Dates
22443, near Colonial Beach, VA: the frost window
The last spring frost here typically falls around 04/08, about 223 days from today. Fall's first freeze usually shows up around 10/30, roughly 204 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Colonial Beach in Zone 7b (5 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
Colonial Beach'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 Colonial Beach's last frost
04/08 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 04/23 and only about 1 year in 10 sees frost after that.
Colonial Beach against the rest of the dataset
Colonial Beach's growing season runs about 204 days, ranking 16,589 of 40,283 US ZIP codes measured here, longest to shortest. Within VA, it ranks 535 of 1,178.
Learn more
Two guides worth reading on 22443: local microclimates, on what one yard in Colonial Beach can differ from the 22443 normal, and zone vs. frost date, on why Zone 7b and Colonial Beach's frost date answer different questions.