Colonial Beach, VA 22448 Frost Dates
When can you plant in Colonial Beach, VA?
Around 03/28 is the usual last spring frost, about 212 days away. The first fall frost typically arrives around 11/08, about 226 frost-free days later.
Colonial Beach 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.
What to do before the first frost
About 10 weeks of growing season left in Colonial Beach before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Colonial Beach's last frost
03/28 is the middle of 30 years of NOAA records, not a promise. Plant by 03/14 and you're betting against frost in roughly 9 years out of 10. 04/08 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Colonial Beach compares
About 226 days separate Colonial Beach's last and first frost, putting it 11,200 of 40,283 ZIP codes nationally. Within VA, it ranks 144 of 1,178.
Learn more
zone vs. frost date covers why Zone 7b and Colonial Beach's frost date answer different questions. the frost range covers how to read the range around Colonial Beach's dates instead of trusting one.