Fredericksburg, VA 22471 Frost Dates
22471, near Fredericksburg, VA: the frost window
Typically, the last spring freeze lands around 03/28, roughly 212 days out. Fall's first freeze usually shows up around 11/08, roughly 226 days after the last spring frost.
Fredericksburg sits in USDA Zone 7a (0 to 5°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
Fredericksburg'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 Fredericksburg's last frost
03/28 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/08 and only about 1 year in 10 sees frost after that.
Fredericksburg against the rest of the dataset
About 226 days separate Fredericksburg's last and first frost, putting it 11,153 of 40,283 ZIP codes nationally. Within VA, it ranks 135 of 1,178.
Learn more
Two guides worth reading on 22471: zone vs. frost date, on why Zone 7a and Fredericksburg's frost date answer different questions, and the frost range, on how to read the range around Fredericksburg's dates instead of trusting one.