Occoquan, VA 22153 Frost Dates
Occoquan, VA: when does the frost end?
Around 04/14 is the usual last spring frost, about 229 days away. Fall's first freeze usually shows up around 10/29, roughly 198 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Occoquan 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
With roughly 9 weeks until Occoquan's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/14 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/30 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/28 and only about 1 year in 10 sees frost after that.
Occoquan against the rest of the dataset
About 198 days separate Occoquan's last and first frost, putting it 18,460 of 40,283 ZIP codes nationally. Within VA, it ranks 705 of 1,178.
Learn more
Before leaning on 22153's figures: local microclimates explains what one yard in Occoquan can differ from the 22153 normal, while zone vs. frost date explains why Zone 7b and Occoquan's frost date answer different questions.