Newport News, VA 23605 Frost Dates
Frost dates for Newport News, VA, ZIP 23605
Around 03/24 is the usual last spring frost, about 208 days away. The first fall frost typically arrives around 11/15, about 238 frost-free days later.
Newport News sits in USDA Zone 8b (15 to 20°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
Zone 8b around Newport News has about 11 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
How much risk comes with planting early here
03/24 is the middle of 30 years of NOAA records, not a promise. Plant by 03/09 and you're betting against frost in roughly 9 years out of 10. 04/06 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Newport News compares
Newport News's growing season runs about 238 days, ranking 8,916 of 40,283 US ZIP codes measured here, longest to shortest. Within VA, it ranks 71 of 1,178.
Learn more
the frost range explains how to read the range around Newport News's dates instead of trusting one, and local microclimates explains what one yard in Newport News can differ from the 23605 normal.