Frost Dates for 27834 — Greenville, North Carolina

Half of springs at Greenville, NC see their last 32°F night by March 27; only one in ten is past it by March 8, and one in ten still has one after April 10. Planting tender crops after April 2 leaves a 30% risk of a frost on them, after April 5 20%, and after April 10 10%. The 14 days between the even-odds date and the one-in-ten date is narrower than at 79% of the 173 North Carolina stations behind this site's ZIP pages.

In fall the first 32°F night comes by November 8 in half of years, as early as October 26 one year in ten, and holds off past November 24 one year in ten. A hard freeze of 28°F follows 14 days later, around November 22; in spring the one-in-ten date for 28°F is March 31, 10 days before the 32°F one. The freeze-free season lasts 227 days in a typical year, longer than at 72% of the 173 North Carolina stations; it reaches 248 days one year in ten and falls short of 206 one year in ten. On average 54 nights a year drop to 32°F or below. Nights of 36°F, when frost can still settle on leaves in low, open spots, continue 12 days longer, to about April 8, and return around October 31. Nights of 24°F, cold enough to damage hardier plants, come in 100% of winters and 16°F in 67%.

July is the warmest month at Greenville, NC, averaging 90°F by day and 71°F at night; January is the coldest at 53°F and 33°F. A freezing night is all but certain in every month from November to March (a 90% chance or more). From May to September the chance of a 32°F night stays under 10% each month. In spring, April still brings one in 36% of years.

Warmth for growing adds up to 5,265 growing degree days a year (base 50°F), more than at 86% of the 173 North Carolina stations. 39% of them (2,066) have built up by the end of June, and July adds the most, 956. Precipitation totals 53.5 inches a year, most in September (7.3") and least in February (3.4"); May to September bring 52% of it.

The nearest other station, Washington Wwtp 4W, NC, 18 miles east of Greenville, has a last frost 5 days earlier (March 22), a first frost 7 days later (November 15), a season 10 days longer.

The first measurable snow (0.1 inch or more) in Greenville usually arrives around January 14, and the last of the season around January 23. Those are the middle dates across the winters of 1991–2020 at Greenville, NC, 1.4 miles away: half of years saw snow earlier, half later. Snow fell in 65% of those winters. The last 32°F night of spring typically comes 63 days after the last snow.

ZIP 27834 is 1 mile from Greenville, NC, which stands at 32 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 3 other ZIP codes share the station; its figures are presented in full for 27858 (Greenville). The 2023 USDA Plant Hardiness Zone Map lists ZIP 27834 in zone 8a, the band where the coldest night of the year averaged 10 to 15°F (-12.2 to -9.4°C) over 1991–2020; a zone describes winter lows, not frost dates.