Frost Dates for 27529 — Garner, North Carolina

Half of springs at Garner, NC see their last 32°F night by April 1; only one in ten is past it by March 17, and one in ten still has one after April 15. Planting tender crops after April 6 leaves a 30% risk of a frost on them, after April 10 20%, and after April 15 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 1 in half of years, as early as October 19 one year in ten, and holds off past November 15 one year in ten. A hard freeze of 28°F follows 9 days later, around November 10; in spring the one-in-ten date for 28°F is April 5, 10 days before the 32°F one. The freeze-free season lasts 213 days in a typical year, shorter than at 57% of the 173 North Carolina stations; it reaches 234 days one year in ten and falls short of 195 one year in ten. On average 88 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 13, and return around October 23. Nights of 24°F, cold enough to damage hardier plants, come in 100% of winters and 16°F in 87%.

July is the warmest month at Garner, NC, averaging 88°F by day and 67°F at night; January is the coldest at 52°F and 28°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 53% of years.

Warmth for growing adds up to 4,295 growing degree days a year (base 50°F), fewer than at 66% of the 173 North Carolina stations. 39% of them (1,659) have built up by the end of June, and July adds the most, 851.

The nearest other station, Raleigh 4 SW, NC, 6 miles northwest of Garner, has a last frost 4 days earlier (March 28), a first frost 8 days later (November 9), a season 14 days longer.

Measurable snow is rare here: only 7 of 20 winters from 1991 to 2020 recorded 0.1 inch or more at Raleigh 4 SW, NC, 5.7 miles away, so there is no typical first-snow date to plan around.

ZIP 27529 is 3 miles from Garner, NC, which stands at 330 feet, the nearest NOAA station that publishes freeze probabilities for 1991–2020. 1 other ZIP code shares the station. The 2023 USDA Plant Hardiness Zone Map lists ZIP 27529 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.