Newport News, VA 23628 Frost Dates
Newport News, VA: when does the frost end?
Typically, the last spring freeze lands around 04/01, roughly 216 days out. Fall's first freeze usually shows up around 11/09, roughly 221 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Newport News in Zone 8a (10 to 15°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 10 weeks until Newport News's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Newport News's last frost
04/01 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/18 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/18 and only about 1 year in 10 sees frost after that.
Newport News against the rest of the dataset
Newport News's growing season runs about 221 days, ranking 12,434 of 40,283 US ZIP codes measured here, longest to shortest. Within VA, it ranks 263 of 1,178.
Learn more
Before leaning on 23628's figures: zone vs. frost date explains why Zone 8a and Newport News's frost date answer different questions, while the frost range explains how to read the range around Newport News's dates instead of trusting one.